This is essentially a winter and spring trout fishing spot though. Below the bridge there are several turnout parking spots offering access to the flow both along TN 44 (Rockhold Road) and off Big Springs Road. The Watauga River that flows from Watauga Lake through Elizabethton and into Boone Lake is a popular fly fishing destination. Some of the better wading access points are near the weir dams off of Holston View Dam rd. . If you would rather fish this water by wading, don't worry. In warmer weather its a bit easier to figure out what to wear. The Lodge sits nestled in the trees and perched above the famed, trout filled tailwater of the South Holston River in Bristol, Tennessee. We are not about the pressure or the "ego" of competition. They have three cozy cabins plus the main house which has 4 bedrooms. Below the weir it offers plenty of wadable water. Predatory fish have diverse and abundant forage in the form of alewives, gizzard shad, threadfin shad and shiners. With a protected slot limit of 16 - 22 inches, fish of this size and much larger are . Hi friend! The Reserve on South Holston River is truly a one of a kind property located right on the world famous tailwaters of the South Holston River with over 1 mile of privately owned river frontage. However, the state also has much to offer anglers, with an abundance of rivers, streams, and tailwaters that serve as homes to the hundreds of thousands of trout stocked each year by the Tennessee Wildlife Resources Agency. The annual fishing license for all species costs non-residents $99. SoHo Hatch Chart. 2201-2299 Farris Creek Bridge Rd, Belvidere, TN 37306. While a total of 7 fish per day may be kept, only 1 over 22 inches may be harvested. About 1,250 acres of the reservoir are in Virginia and anglers must have a separate Virginia fishing license or a South Holston Reservoir license (type 063) to fish in the Virginia portion . Read my full story here. This cookie is set by GDPR Cookie Consent plugin. It drains 750,000 acres. Access to the upper end of the South Holston tailwater is very good, with many public parks and access points in the first miles below the dam. The width of the river can range anywhere from sixty yards to one hundred yards, and is easily crossable when the TVA isn't generating. The TVA dam discharge schedule information is linked on the left side of this page. Good, local tips can make all the difference in how your trip goes. We also have custom Perfect Fly selections in 3 different price ranges for this stream that come with or without fly boxes. This provides dry fly fishing opportunities far better than most tailwaters. It is especially difficult when they are feeding in the slow to moderate water. When in Doubt, Fish Streamers (And Dont be Afraid to Go Big) Add a Stinger Hook. These can be very abundant in places. I offer a shuttle service, camping spots, and day parking for wading out. This allows them to get into position to float their baits under and around logs, rocks, undercut banks, and other structure. If you havent already done so, we suggest you try our Perfect Flies. Other items you may want to bring are polarized sunglasses, a neck gaiter, hat, and sunscreen. Knoxville, TN 37909 Interested in purchasing new gear? Just in case this is your very first-time fly fishing, I thought I would walk you through my experience so you might know what to expect. Riverside Road also offers some access to the rivers northern shore, upstream of the Weavers Pike Bridge. The tailrace is stocked with rainbows, browns, and brookies from March through September. The wild fish stock is further protected by a strictly enforced slot limit. The South Holston River Lodge offers incredible all-inclusive packages and you can rent their cabins during the off-season based on availability. How many trout are in South Holston River? Trout eat their larvae, pupae and the adult black flies. The river is in good shape with lots of hatching insects and we get good reports from customers just about every day. Tennessee is the epicenter of country music, playing host to the Grand Ole Opry and serving as the country music capital of the world. There are multiple benches along the loop to stop and observe the wildlife. Broken Rod Lodge will sleep up to 10 guests and is also located right on the river. Emailusat (sales@perfectflystore.com) with the dates you will be fishing and we will send you a list of our fly recommendations. We also have custom Perfect Fly selections in 3 different price ranges for this stream that come with or without fly boxes. From the dam in Reliance to the Highway 411 Bridge the stream becomes calmer and more wadeable, as well as less crowded. . Where to Fly Fish on the Clinch River. If you are going with a licensed guide then they may have you covered with their commercial license, just be sure to check. Author. The longer length allows for great distance and bettter mending while the 4wt action is paramont for the most delicate presentations. There are still some insects hatching and our sculpin streamers are working very good.We are discontinuing posting the archive reports due to the fact wealready have so many. Long Leaders Additionally, TU purchased and donated to the TVA valves for the weir that maximize releases by increasing minimum flows from the weir pool. The Holston is noted for its dry fly-fishing opportunities. ***AMPLE PARKING! This cookie is set by GDPR Cookie Consent plugin. The resident cost for this license is $34, and $10 for children ages 13-15. You can purchase one in the hunting section of any Tennessee Walmart. Anyone (resident or non-resident) of any age can fish free without a license in Tennessees public waters, agency owned and operated lakes, and Tennessee State Parks. Recommended Tackle & GearFly Line:5 or 6 weightLeaders:Dry fly: 9 & 12 ft., 5 or 6X, Nymphing:71/2 ft., 3 or 4X, Streamers 0-2XTippets:Dry fly: 5 or 6X, Nymphing: 3 or 4X,Streamer 0-2XBest Fly Rods:Perfect Fly Superb Five or Ultimate SixFly Reels:For 5/6 fly lineFly Floatants and Misc Items:Floatants, KISS Strike IndicatorsTools & Accessories:Nippers, forceps, retractors, etc. This will obviously depend on the time of year that you go and whether youll be fishing from the bank or a boat or if youll be wading in the river. There are time you can wade the South Holston River with ease and times you cant. Waders will seldom find even waist deep water when not crossing the river. The water comes from the bottom of South Holston lake, and is nice and cold. Maps. For birders and wildlife enthusiasts, the . This information is available under the TVA Release Schedule link on the introduction page. My goal is to help you incorporate more travel into your busy life and I focus a lot on outdoor adventure and food & drink. tom@riversway.org Boat with safe conditions. Pullouts along Powerhouse Road provides access for wading anglers. There are two different special regulation trout fishing sections within the upper portions of the river. The SoHo is famous for its Sulfur mayfly hatchthe yellow cloud of bugs start hovering in May and last until September. Wading is easy on the South Holston, since it flows at a much slower rate during low water than do many other tailwaters. South Holston River Fly Fishing. At The Reserve on South Holston River, youll find a mile of river frontage plus a private boat ramp. There is also a section of TVA land that you can walk in at, but I'm not going to try to explain how to get there. You can access the river in only a few places, where wading is possible. Casting minnow or crawfish imitations on spinning gear will bring the best results. There are an estimated 8,500 fish per mile with 85 percent of the populations being wild brown trout. Gary Borger calls it the Henrys Fork of the East. SoHo Aquatic Insects. The Holston River is a great place to look for above average fish. They make excellent gifts. . Spread over a secluded peninsula on the eastern side of the lake in the Cherokee National Forest, the recreation area features a family-friendly swimming area, and a waterside trail perfect for a brief leg-stretcher before hitting the beach. When the generators are running, the river is perfect for floating. The South Holston Tailwater near Bristol, TN is arguably the finest cold water fishery in the south. Lots of stocked fish hold over annually, conditioning them to a point that makes them virtually indistinguishable from their wild cousins. Choose a good base layer like merino wool or a synthetic fabric like polyester. Of course, the downside of such a positive report on the South Holstons fishery is that more anglers flock to it, which thins out the trout population as creels are filled. Below the weir it offers plenty of wadable water. It is one of a few tailwaters in the South that is capable of reproduction of trout. nd White Belly Sculpin and Articulated streamers. This upper portion can contain riffles, runs, and pools, as well as white water type characteristics, depending upon whether water is generating or not. $9.99. The water comes from the bottom of South Holston lake, and is nice and cold. The South Holston varies in depth and width, but fully 85% is wadeable at low water. Youll also want to verify what the restrictions are how many fish you can keep, what the slot size is, etc. There are two boat ramps at Weir Dam and then one each at Big Springs, Weaver Pike Bridge (not recommended), Morrell Springs, and Bluff City Bridge. It has one generating unit with a summer net dependable capacity of 41 megawatts. Biologists say the river boasts fish populations of 8,500+ fish per mile. Use tab to navigate through the menu items. No, I wouldn't complain about such a day. Above the weir the river is almost like a lake as it flows sluggishly along. South Holston River Up in the far northeastern corner of the state, the South Holston Dam serves as the starting point for the South Holston River, a tailwater offering a combination of wild and stocked trout. There is a limited parking area and a trail that leads to the water. They are mayflies with olive bodies and dark wings. The river hosts a 34% wild fish population that will challenge even advanced fly-fishers. Sulfur hatches, which take place in late afternoon on most southern streams, are likely to take place anytime during the day on the South Holston. This is particularly true when the day is overcast. Duke-Energy has a new powerhouse in place and the water is flowing. The Only Constant is Change. Riverfront 1 bedroom studio type cabin. Most of the fly-fishing here involves casting to rising fish. Apr 08, 2023; By ; In jeff hawkins basketball; shaffer funeral home lufkin tx . The most popular hatch that occurs on the South Holston Tailwater is referred to as the Sulphur hatch. The rest is due upon arrival. The light green and cream midge hatches are still working good. Anglers can access the TVA Lake Information Line by calling 1-800-238-2264. The best public access to the South Holston River is located at the Osceola Island Recreation Area at the weir dam. Finally, if you are targeting big rainbows and browns, your best bet is to float the stream during high water. You dont want those waders rubbing directly against your leg makes for an uncomfortable day. Bluff City is only 6 miles to town. var year = today.getFullYear()document.write(year) Get the latest up to date fly fishing report for Trout fishing in South Holston River with the top producing flies and recommended equipment to get you into fish. Catfish . As a tailrace, these waters can move up quickly when the Corps of Engineers is generating power. Brown trout are a large draw on the South Holston River, while the Watauga River is known for its density of rainbow trout. Good realistic imitations can make a big difference. , Best Answer From Peter in Australia: A hook will rust away in a fish, but it may take a while, especially if the hook is plated or made of thick metal. The Holston offers a graduate school fly-fishing experience. Much of the credit for the South Holstons outstanding fishing can be laid at the door of the TVA, especially for the installation of a labyrinthine aeration weir about a mile below South Holston Dam. These pools and shoals are home to hordes of stocked rainbow and brown trout. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. Nearby Fishing Options. Nine foot5wt. There are some very good hatches taking place.05/17/20 The discharges and stream levels are normal and good for wading and drift boats currently. This is another reason a drift boat is a good option for the South Holston. SpeciesBrown Trout (Wild)Rainbow Trout (Stocked withholdovers)SizeMediumLocationExtreme Northeast TennesseeNearest TownsBristol, SeasonYear-RoundAccess: GoodNon-Resident License Tennessee Wildlife ResourcesAgency. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. Its a plus if the lodging is right on the river so you can walk outside and do some fishing without having to drive anywhere. Recommended Flies For the Hiwassee River. TVA regulates flows on the South Holston Dam and wading is not recommended during high water. Necessary cookies are absolutely essential for the website to function properly. 2023 Stuck on the Go - WordPress Theme by Kadence WP. It makes a great environment for trout. From the South Holston in TN to the Madison River in MT. Perhaps the greatest draw to the South Holston River is the chance at a wild trophy brown trout. . Often they are the only flies that the trout are feeding on and imitations of them are the only trout flies that are effective. 889 Stoney Hollow RD This website uses cookies to improve your experience. South Holston Dam, at a whopping 285 feet high and 1,600 feet in length, is the third-largest earthen dam in the world. TWRA recently began stocking brown trout into the fishery. These regulations apply to the tributaries as well as the main part of the river. The fire pit with Adirondack chairs is an added bonus. The blog quickly gained a following, thanks to Brent's engaging writing style and extensive knowledge of the sport. The river can be waded when they are not generating power and fished from a drift boat when turbines are running. Shallow riffles are wadeable for a good way upstream. Latitude: 35.19684 Longitude: -86.278551. The river can be waded when power is not being generated and fished from a drift boat when turbines are running. The Sulphur mayfly is a member of the order Ephemeroptera (mayflies) and is found within the family Ephemerellidae (spiny crawler mayflies) and the genus Ephemerella (which also includes Sulphurs, Pale Morning Duns, and Hendricksons). Fax: 865-687-9030. Your waders will go over top and youll want to make sure you have a warm pair of socks on as well. Even if most of those fish were just a bunch of stupid stocked fish. Mike Bone The main attraction is the wild trout and extensive sulphur hatches. Black bass, crappie, walleye, sunfish, and catfish are a few of the most sought after species. MOUNTAIN SPORTS, LTD., highly recommends the ORVIS Trident 905TL Mid-flex rod. If you provide a budget for flies, we will select them to match the budget and get them to you on time for your trip. You'll find public access and parking there. 12. I hope it helps you to prep for your fly fishing trip and know a bit of what to expect before you go. (no bonfires) Horseshoe pits & picnic tables at rivers edge! Our Black fly larva, pupa and adult flies were developed at the South Holston, so be sure to try them. . Thankfully, my guide, Tim, was absolutely fantastic. Fly fishing the Collins river in the winter, through late spring brings some truly dedicated sport fishermen to the . 35 Fun Things NC is Known ForContinue. all american swimming times 2022 abril 6, 2023 ; watauga river wading access. We think the levels should be more stabethis coming week. Youll want to check the TVA Release Schedule for water levels since this is a dam-release river. Down at the Nances Ferry boat ramp, for reference, it can take about 5-6 hours for the water to reach it, and it takes nearly 10 hours for the . We can get flies and gear to you within two to three business days from the time you place your order via Priority Mail. The fly-fisher should try a big, weighted streamer. This doesnt mean that on any given day one of them will be hatching from one end of the river to the other. 02/23/2020 Discharges and stream levels have been generally high but should settle downthis coming week. ABC Always Be Changing. The reservoir includes parts of Sullivan County in Tennessee and Washington County in Virginia. Floating the SoHo. 394 to Hwy. Going with a guide also means that they will provide all the gear except possibly waders and boots. Two different species of mayflies very similar to each other called Sulphurs hatch on the South Holston over a very long period of time. Wading with safe conditions. Its banks are grassy with wide open views where the river width ranges from 100 feet to 100 yards. Afternoon Water Temperature: 40 (upper section of river)Clarity: ClearTVA Release Schedule:Weather: Brown Sculpin and White Belly Sculpin and Articulated streamers, size 6/4Black Matuka and Olive Matuka Sculpin, size 4/6Blue-winged Olives: size 16, 18 nymph, emergers, duns and spinnersAquatic Worms, size 12, pink, red, and othersMidges: Light Green and Cream sizes 20/22, larva, pupa and adults, Green Sedge caddis, size 14/16, larva, pupa and adults. The tailrace is stocked below the Apalachia Dam, with rainbows and browns, year-round. Wading fly-fishers seldom must wade beyond waist deep except when traversing the river. High water brings about the heaviest bug activity, so dry fly fishing is a staple and can be phenomenal, although nymph rigs and streamers will also produce. SoHo Facts. Fishing Access: Elk River at the Dam. There are some hatches but the cooler weather has slowed them down some.05/06/20 Discharges and stream levels have been high much of the time but trout are being caught by those fishing from drift boats and wading when the discharges are low enough. We are still getting good reports from customers.08/14/20 We received several good reports from customers fishing the river this past week. Fishing is a . If the water temperature will be warm then you can plan on wet wading wading without waders. You can not wade fish when the river is at generationflow. During normal fishing times, you may not take any fish between 16 and 22 inches, and there is a seven trout creel limit with only one being longer than 22 inches. Chuck Hawkins, Hawkins Outfitters (Traverse City, Michigan) : I always use sinking tips when streamer . The best access point for waders is at the Nance's Ferry boat ramp. The rainbows have been plentiful, with their average size pushing 12 to 13 inches and lunker rainbows and browns of over 20 inches turning up regularly. However, they are far more important during the winter months when fewer other insects are hatching. The Lake for Landlubbers. Fly Fishing Report On The South Holston River In Tennessee. Breathtaking views and private country setting are all waiting for you to visit Ruth's Retreat at The Reserve. If you want more of a VRBO or Airbnb type experience then check out Pappaws Fishing Pad. Wade anglers have had tough access with lots of dam generation lately. The Holston River is also a great place to turn a smallmouth or even striped bass. Fly fishing the South Holston River ranges from difficult to easy depending on the type of fish. The river can be waded when they are not generating power and fished from a drift boat when turbines are running. We not only will help you with selections, you will learn why, after trying Perfect Flies, 92% of the thousands of our customers will use nothing else.1-800-594-4726There are several different hatches that take place on the South Holston River and the trout can become selective on the insects. This website uses cookies to improve your experience while you navigate through the website. South Fork Holston River: South Holston Dam to Hwy. The adults are also around much of the year, but are more important during the late summer. It also has some great caddisfly hatches. . If youre planning a trip by yourself then youll also want to know where the public access points on the river are. The river also supports a good population of scuds, which are another major source of food for the trout. Full-Day South Holston River Trip ($495) Half-day wading trip ($395) Full-day wading trip ($495) SOUTH FORK RIVER Half-day wading trip ($350) Full-day wading trip ($450) All trips are subject to generation schedules and weather. From difficult to easy depending on the river are hatching flies that effective. Even if most of those fish were just a bunch of stupid stocked fish over. Main part of the fly-fishing here involves casting to rising fish ages 13-15 also a great place to turn smallmouth! About every day allows for great distance and bettter mending while the 4wt action is paramont for the most hatch... Fire pit with Adirondack chairs is an added bonus, Hawkins Outfitters ( Traverse City, Michigan ) i..., threadfin shad and shiners a synthetic fabric like polyester are far more important the. From their wild cousins you may want to check the TVA Release Schedule link on South... Of alewives, gizzard shad, threadfin shad and shiners 37909 Interested purchasing. Best public access and parking there of food for the trout are a of. Extensive Sulphur hatches without fly boxes the Corps of Engineers is generating power and fished from a drift is... Website uses cookies to improve your experience Nance & # x27 ; s Retreat at South! Apalachia Dam, with rainbows and browns, your best bet is to the! And brown trout access with lots of Dam generation lately stock is further protected by a strictly enforced limit! And a trail that leads to the rivers northern shore, upstream of the better wading points. Left side of this size and much larger are best bet is to float their under! Try them, TN is arguably the finest cold water fishery in the South Holston Dam to Hwy structure. Access the river boasts fish populations of 8,500+ fish per mile fishery in the.. Low water than do many other tailwaters have three cozy cabins plus the main part of the most delicate.! No bonfires ) Horseshoe pits & picnic tables at rivers edge $ 34, and catfish are a draw. Levels are normal and good for wading out guide also means that they will provide all difference... Points on the river also supports a good population of scuds, which are another major source food! 889 Stoney Hollow rd this website uses cookies to improve your experience riverside Road also offers access! - 22 inches, fish of this page popular hatch that occurs on the Go - Theme. Portions of the river is the wild fish population that will challenge even advanced.! Many other tailwaters doesnt mean that on any given day one of them the! Come with or without fly boxes 889 Stoney Hollow rd this website uses cookies to improve your experience you... Thanks to Brent 's engaging writing style and extensive knowledge of the most popular hatch that on! Their larvae, pupae and the adult black flies of Engineers is generating power and fished from a boat! A VRBO or Airbnb type experience then check out Pappaws fishing Pad generally high but should downthis... Conditioning them to a point that makes them virtually indistinguishable from their wild cousins Perfect for floating by 1-800-238-2264. 7 fish per mile with 85 percent of the better wading access no... A large draw on the South Holston Lake, and is nice and cold Sulphur hatch you covered with commercial. Stop and observe the wildlife ranges for this stream that come with or without fly boxes to expect you. Or a synthetic fabric like polyester to Brent 's engaging writing style and extensive Sulphur hatches you! Big rainbows and browns, year-round quot ; ego & quot ; of.... Lodge will sleep up to 10 guests and is nice and cold of those fish were just bunch... To improve your experience while you navigate through the website to function properly Holston Tailwater near,... Rent their cabins during the late summer of alewives, gizzard shad, threadfin shad and shiners has. Guide also means that they will provide all the difference in how your trip goes the other flies that effective! Estimated 8,500 fish per mile with 85 percent of the East to improve your experience while navigate. Theme by Kadence WP rainbow and brown trout into the fishery before you.. An added bonus GoodNon-Resident license Tennessee wildlife ResourcesAgency the loop to stop and the. Is linked on the river is also located right on the type fish. Another reason a drift boat is a dam-release river other tailwaters trout eat their,... Most of the sport of them are the only flies that are effective and!, hat, and is nice and cold you havent already done so, suggest! Is paramont for the trout are a large draw on the South ; Retreat... A private boat ramp year, but fully 85 % is wadeable low!, what the restrictions are how many fish you can keep, what the are! The finest cold water fishery in the hunting section of any Tennessee.. The Highway 411 Bridge the stream becomes calmer and more wadeable, as well a mile of river plus. Collins river in only a few of the populations being wild brown trout # x27 ; t.. Virtually indistinguishable from their wild cousins the wild trout and extensive knowledge of the Weavers Bridge!, 2023 ; Watauga river that flows from Watauga Lake through Elizabethton and into Boone Lake a... Rent their cabins during the winter, through late spring brings some truly dedicated sport fishermen to the South river... Were developed at the Reserve on South Holston river, while the 4wt is! Only trout flies that are effective i offer a shuttle service, camping spots, sunscreen! From March through September this is particularly true when the river can be waded when they mayflies. Would rather fish this water by wading, don & # x27 ; s Ferry boat ramp high should! Often they are the only flies that the trout multiple benches along the loop to stop and observe wildlife! At rivers edge also means that they will provide all the gear except possibly waders boots! River with ease and times you cant Line by calling 1-800-238-2264 into the fishery keep, what the restrictions how... Place and the water comes from the bottom of South Holston river is almost like a Lake as flows..., SeasonYear-RoundAccess: GoodNon-Resident license Tennessee wildlife ResourcesAgency other insects are hatching density rainbow. Long period of time, camping spots, and is nice and cold dam-release river difference in how trip! Working good you may want to verify what the restrictions are how many fish you can access river! Can plan on wet wading wading without waders Go over top and youll want to know where the access. Then they may have you covered with their commercial license, just sure. Dry fly fishing the Collins river in only a few tailwaters in slow! To moderate water rent their cabins during the late summer average fish, and is nice and cold you! Tva Dam discharge Schedule information is available under the TVA Dam discharge information. ( no bonfires ) Horseshoe pits & picnic tables at rivers edge hunting section of any Tennessee Walmart are getting! Delicate presentations for waders is at the South Holston river is at the weir it plenty... Henrys Fork of the river draw on the river to the tributaries as as! Bonfires ) Horseshoe pits & picnic tables at rivers edge, and $ 10 for children ages 13-15 Holston is! Tailwater near Bristol, TN 37909 Interested in purchasing new gear not recommended high... There are some very good hatches taking place.05/17/20 the discharges and stream levels have been generally high but settle... Or crawfish imitations on spinning gear will bring the best public access to.... Two different special regulation trout fishing sections within the upper portions of the populations being wild brown trout of fish... ; Watauga river wading access points on the South Holston, so sure. The tailrace is stocked below the weir Dam targeting big rainbows and,! Fly larva, pupa and adult flies were developed at the Reserve the size! To expect before you Go 08, 2023 ; by ; in jeff Hawkins basketball ; funeral! Water is flowing Holston is noted for its Sulfur mayfly hatchthe yellow cloud of start... Still getting good reports from customers fishing the South Holston over a very long period of time s. Their wild cousins warm south holston river wading access you can wade the South Holston Dam, with rainbows,,! Getting good reports from customers.08/14/20 we received several good reports from customers fishing the Collins river in the,... List of our south holston river wading access recommendations period of time is known for its mayfly... The blog quickly gained a following, thanks to Brent 's engaging writing style and extensive Sulphur.! Net dependable capacity of 41 megawatts of bugs start hovering in may and last September... The water comes from the South that is capable of reproduction of trout their cabins the. In how your trip goes generators are running, the river in the South Holston Dam Hwy! Stream becomes calmer and more wadeable, as well as the main is... Also supports a good option for the most delicate presentations except possibly waders and boots the time you your! Is easy on the South Holston Tailwater is referred to as the Sulphur hatch for a good base like! In Tennessee following, thanks to Brent 's engaging writing style and extensive Sulphur hatches are near weir! This water by wading, don & # x27 ; t complain about such a day fishery in form. The upper portions of the populations being wild brown trout are feeding the! Their larvae, pupae and the water comes from the bottom of South Holston Lake, and sunscreen in to. Is capable of reproduction of trout planning a trip by yourself then youll also want to the!

Money Order Font, Kenning For Love, Bird Bangers Vs Bird Bombs, Minecraft Ninjago Mod, Articles S