South Slough

Boat Ramps: 0
Access Points: 0
Species: 5

South Slough is a canal located in Ada County, Idaho, United States, situated at coordinates 43°37′31.3″N 116°20′38.2″W. This waterway is part of the extensive network of irrigation canals and drainages in the Treasure Valley area and provides fishing opportunities for both warmwater and coldwater species. The slough supports a mixed fishery that attracts anglers seeking diverse fishing experiences close to the Boise metropolitan area, making it an accessible option for local residents and visitors.

Idaho licenses and regulations4 to check before you go

Species & education

Learn what type of fish are at South Slough and what's needed to catch them.

Find which waters have the species you want to catch

Largemouth Bass

Micropterus salmoides

Rainbow Trout

Oncorhynchus mykiss

Black Bullhead

Ameiurus melas

Bluegill Sunfish

Lepomis macrochirus

Pumpkinseed

Lepomis gibbosus

Fishing spots, boat ramps & amenities

Learn how to get on South Slough. Uncover great fishing access points, boat ramps, and all the facilities you need for an unforgettable day on the water. Some locations shown may border or include private property. Always check property boundaries and applicable regulations before visiting. onWater's Public & Private Land layer can help you plan your access with confidence.

Know where you can legally fish on South Slough

See public and private land boundaries along the water, turn on private parcels with owner details to know where permission is required, and find land-trust parcels that offer permitted fishing access.

Idaho licenses and regulations

Idaho Boating Regulations

When using any type of watercraft to access a body of water, it is important to follow all federal, state, and local rules and regulations. These rules and regulations include boat permitting and licensing, invasive species inspections and stamps, life jacket and PFD rules, motor size and horsepower restrictions, noise limitations, restrictions on personal watercraft, and many more. Visit the web link below for the most current rules and regulations for this body of water.

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Idaho Fishing License

"To fish in Idaho any person 14 years of age or older must have a valid fishing license. Anglers younger than 14 do not need a license, but there is a small difference between resident and nonresident youth. -A resident child under 14 has their own separate fishing limit. -A nonresident child under 14 must be with someone who has a valid fishing license and their fish are in included in the license holders fishing limit. However, a nonresident child may purchase their own license and have their own limit. Special fishing permits are need for some activities for both residents and nonresidents: -Fishing for salmon and steelhead -Fishing with two poles."

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Idaho Fishing Regulations

This river has a variety of species and regulations, including potential floating and/or watercraft restrictions. Because this river is specially managed for species, seasons, angling methods, and watercraft, it is strongly encouraged you check all federal, state, and local regulations before fishing. Visit any of the links below, inquire locally, or contact a local fly shop to learn current regulations and restrictions.

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Idaho Stream Access Laws

Navigable streams are recognized as public transportation corridors, thus members of the public have the right to use the corridor, provided they enter and exit the corridor at a public right of way and remain within the corridor. Many navigable streams flow through private property, thus it is important that anglers know their rights and responsibilities when fishing in navigable waters that flow through private property.

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Take South Slough with you

The onWater Fish app keeps this water's access points, species and conditions in your pocket, with the tools you use once you're there.

Use the map without signal
Download the map around South Slough to use it offline when coverage drops.
Log your catches here
Keep a private fishing journal for South Slough to find where and when fish are biting for you.

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