Cassia Creek

Tributary of the Raft River

Recommended Fishing Water

Cassia Creek in Cassia County is 29.1 miles in length.

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Facilities

Motor Restriction: No
Boat Ramp: No
Dock: No
Toilet: No
Campground: No
ADA Access: Yes

Recommended Game Fish

Cutthroat Trout (Oncorhynchus clarkii)
Brook Trout (Salvelinus fontinalis)
Rainbow Trout (Oncorhynchus mykiss)

Species Observed in Surveys

Brook Trout Salvelinus fontinalis observed in 2001
Cutthroat Trout Oncorhynchus clarkii bouvieri observed in 2001
Longnose Dace Rhinichthys cataractae observed in 2001
Mottled Sculpin Cottus bairdi observed in 2001
Rainbow Trout Oncorhynchus mykiss observed in 2001
Rainbow x Cutthroat Trout Oncorhynchus mykiss x clarkii observed in 2001
Redside Shiner Richardsonius balteatus observed in 2001
Salmon And Trout Oncorhynchus observed in 2001
Utah Chub Gila atraria observed in 2001
Utah Sucker Catostomus ardens observed in 2001

Fish Stocking Records

Date	Species	Quantity	General Size
2014/05/13	Rainbow Trout - Triploid	475	Catchable (6+ inches)
2013/05/27	Rainbow Trout - Triploid	450	Catchable (6+ inches)
2012/07/24	Rainbow Trout - Triploid	500	Catchable (6+ inches)
2012/05/21	Rainbow Trout - Triploid	476	Catchable (6+ inches)
2011/06/28	Rainbow Trout - Triploid	498	Catchable (6+ inches)
2011/06/10	Rainbow Trout - Triploid	500	Catchable (6+ inches)
2010/06/28	Rainbow Trout - Triploid	501	Catchable (6+ inches)
2010/05/24	Rainbow Trout - Triploid	510	Catchable (6+ inches)
2009/06/29	Rainbow Trout - Triploid	500	Catchable (6+ inches)
2009/05/18	Rainbow Trout - Triploid	510	Catchable (6+ inches)
2008/07/01	Rainbow Trout - Triploid	496	Catchable (6+ inches)
2008/05/22	Rainbow Trout - Triploid	480	Catchable (6+ inches)
2007/06/28	Rainbow Trout - Triploid	500	Catchable (6+ inches)
2007/05/24	Rainbow Trout - Triploid	500	Catchable (6+ inches)
2006/06/28	Rainbow Trout - Triploid	500	Catchable (6+ inches)
2006/05/24	Rainbow Trout - Triploid	522	Catchable (6+ inches)
2005/06/28	Rainbow Trout - Triploid	500	Catchable (6+ inches)
2005/05/27	Rainbow Trout - Triploid	510	Catchable (6+ inches)
2004/06/28	Rainbow Trout - Triploid	504	Catchable (6+ inches)
2004/05/24	Rainbow Trout - Triploid	501	Catchable (6+ inches)
2003/06/30	Rainbow Trout - Triploid	504	Catchable (6+ inches)
2003/05/23	Rainbow Trout - Triploid	500	Catchable (6+ inches)
2002/07/02	Rainbow Trout - Triploid	500	Catchable (6+ inches)
2002/05/22	Rainbow Trout - Triploid	518	Catchable (6+ inches)
2001/06/27	Rainbow Trout - Triploid	504	Catchable (6+ inches)
2001/05/23	Rainbow Trout - Triploid	500	Catchable (6+ inches)
2000/06/30	Rainbow Trout - Triploid	500	Catchable (6+ inches)
2000/05/24	Rainbow Trout - Triploid	500	Catchable (6+ inches)
1999/07/02	Rainbow Trout	514	Catchable (6+ inches)
1999/05/19	Rainbow Trout	500	Catchable (6+ inches)
1998/06/29	Rainbow Trout	500	Catchable (6+ inches)
1998/05/22	Rainbow Trout	812	Catchable (6+ inches)
1997/07/01	Rainbow Trout	500	Catchable (6+ inches)
1997/06/04	Rainbow Trout	500	Catchable (6+ inches)
1996/07/01	Rainbow Trout	500	Catchable (6+ inches)
1996/05/23	Rainbow Trout	504	Catchable (6+ inches)
1995/07/07	Rainbow Trout	975	Catchable (6+ inches)
1995/05/18	Rainbow Trout	506	Catchable (6+ inches)
1994/05/19	Rainbow Trout	770	Catchable (6+ inches)
1993/07/22	Rainbow Trout	450	Catchable (6+ inches)
1992/05/06	Rainbow Trout	1,000	Catchable (6+ inches)
1991/05/13	Rainbow Trout	540	Catchable (6+ inches)
1989/05/16	Rainbow Trout	810	Catchable (6+ inches)
1988/05/23	Rainbow Trout	1,500	Catchable (6+ inches)
1987/06/23	Rainbow Trout	1,820	Catchable (6+ inches)
1987/04/23	Rainbow Trout	1,501	Catchable (6+ inches)
1986/06/18	Rainbow Trout	1,502	Catchable (6+ inches)
1986/05/15	Rainbow Trout	1,550	Catchable (6+ inches)
1985/06/25	Rainbow Trout	1,551	Catchable (6+ inches)
1985/05/22	Rainbow Trout	1,650	Catchable (6+ inches)
1984/07/31	Rainbow Trout	1,560	Catchable (6+ inches)
1984/06/26	Rainbow Trout	1,241	Catchable (6+ inches)
1983/06/28	Rainbow Trout	1,560	Catchable (6+ inches)
1983/05/19	Rainbow Trout	1,650	Catchable (6+ inches)
1982/05/25	Rainbow Trout	3,120	Catchable (6+ inches)
1981/05/14	Rainbow Trout	2,625	Catchable (6+ inches)
1980/05/19	Rainbow Trout	2,795	Catchable (6+ inches)
1979/07/20	Rainbow Trout	1,960	Catchable (6+ inches)
1979/06/11	Rainbow Trout	2,400	Catchable (6+ inches)
1978/05/25	Rainbow Trout	2,850	Catchable (6+ inches)
1977/05/24	Rainbow Trout	3,600	Catchable (6+ inches)
1976/08/25	Rainbow Trout	600	Catchable (6+ inches)
1975/08/01	Rainbow Trout	840	Catchable (6+ inches)
1975/07/22	Rainbow Trout	3,045	Catchable (6+ inches)
1974/07/16	Rainbow Trout	3,000	Catchable (6+ inches)
1973/05/23	Rainbow Trout	3,720	Catchable (6+ inches)
1972/06/27	Rainbow Trout	1,820	Catchable (6+ inches)
1972/05/24	Rainbow Trout	4,000	Catchable (6+ inches)
1971/07/07	Rainbow Trout	2,400	Catchable (6+ inches)
1971/05/21	Rainbow Trout	2,340	Catchable (6+ inches)
1970/05/27	Rainbow Trout	1,680	Catchable (6+ inches)
1969/08/06	Rainbow Trout	1,733	Catchable (6+ inches)
1969/05/27	Rainbow Trout	1,650	Catchable (6+ inches)
1968/07/30	Rainbow Trout	2,100	Catchable (6+ inches)
1968/05/21	Rainbow Trout	2,900	Catchable (6+ inches)

Source: IDFG Fish Stocking Database.

Licenses and Tags

Online
By phone & credit card:
1-800-554-8685
License Vendors
IDFG Offices

Learn more about IDFG Licenses, Tags & Permits

Fishing Rules, 2025 - 2027

All Waters Open All Year

Except as modified in Special Rules
Fishing is not allowed within the posted upstream and downstream boundary of any fish weir or trap.

Daily Bag Limits

The following daily bag limits apply to all waters within each region except as modified in the Special Rules. The possession limit is 3-times the daily bag limit.

Special Rules

No Special Rules for Cassia Creek.

Magic Valley Region Bag Limits

Bass (Largemouth and Smallmouth)

Bass limit is 6, both species combined
None under 12 inches

Brook Trout

Brook Trout limit is 25
Harvest allowed during any open season unless otherwise noted under Special Rules - if gear or bait restrictions are listed, they apply when fishing for Brook Trout

Bull Trout

Bull Trout - catch-and-release

Kokanee

Kokanee limit is 6

Sturgeon

Sturgeon - catch-and-release
Sturgeon must not be removed from the water and must be released upon landing
Barbless hooks, sliding swivel device to secure a weight, and a lighter test line to secure weight to sliding swivel device are required. See fishing regulations for details

Tiger Muskie

Tiger Muskie limit is 2, none under 40 inches

Trout includes Brown Trout, Lake Trout, Golden Trout, Arctic Grayling, Cutthroat Trout, Rainbow Trout, land-locked Chinook and Coho Salmon, trout hydrids (.e.g. Tiger Trout)

Trout limit is 6, all species combined
In rivers and streams, only 2 of the 6 trout may be Cutthroat Trout
Bull Trout and Brook Trout are listed separately

Walleye

Walleye limit is 6

Whitefish

Whitefish limit is 25
Harvest allowed during any open season unless otherwise noted under Special Rules - if gear or bait restrictions are listed, they apply when fishing for whitefish

Protected Nongame Fish includes Northern Leatherside Chub, Shoshone Sculpin, Wood River Sculpin, and Bluehead Sucker (also known as Green Sucker)

May not be harvested or possessed

All Other Fish Species includes bullfrogs and crayfish

No bag, length or possession limit

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