Alexander Reservoir

Flows into the Bear River

  • Recommended Fishing Water

Alexander Reservoir in Caribou County is 1,011.8 acres.

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Alexander Reservoir is a scenic fishing reservoir with good boat access next to Soda Springs. Both smallmouth bass and perch fishing have improved in recent years.

Facilities

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

Directions

Alexander Reservoir lies adjacent to the town of Soda Springs along State Highway 30.

Recommended Game Fish

Fish Stocking Records

Date
Species
Quantity
General Size
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Date
Species
Quantity
General Size
2024/07/24 Channel Catfish 5,015 Catchable (6+ inches)
2023/07/11 Channel Catfish 4,998 Catchable (6+ inches)
2022/07/12 Channel Catfish 5,000 Catchable (6+ inches)
2021/07/07 Channel Catfish 4,928 Catchable (6+ inches)
2020/07/17 Channel Catfish 5,000 Catchable (6+ inches)
2019/09/12 Rainbow Trout - Triploid 3,003 Catchable (12-14 inches)
2019/07/24 Channel Catfish 13,006 Catchable (6+ inches)
2018/09/26 Rainbow Trout - Triploid 1,401 Catchable (12-14 inches)
2018/09/25 Rainbow Trout - Triploid 1,610 Catchable (12-14 inches)
2018/07/11 Channel Catfish 13,301 Catchable (6+ inches)
2017/09/13 Rainbow Trout - Triploid 2,916 Catchable (6+ inches)
2017/07/24 Channel Catfish 8,300 Catchable (6+ inches)
2017/07/19 Channel Catfish 8,145 Catchable (6+ inches)
2016/09/13 Rainbow Trout - Triploid 3,000 Catchable (6+ inches)
2016/07/13 Channel Catfish 15,035 Catchable (6+ inches)
2015/06/24 Channel Catfish 7,870 Catchable (6+ inches)
2014/10/29 Rainbow Trout - Triploid 400 Catchable (6+ inches)
2014/09/09 Rainbow Trout - Triploid 3,848 Catchable (6+ inches)
2014/09/08 Rainbow Trout - Triploid 1,148 Catchable (6+ inches)
2014/07/16 Channel Catfish 14,998 Catchable (6+ inches)
2013/10/01 Rainbow Trout - Triploid 999 Catchable (6+ inches)
2013/06/12 Channel Catfish 15,009 Catchable (6+ inches)
2012/09/05 Rainbow Trout - Triploid 5,040 Catchable (6+ inches)
2012/07/25 Channel Catfish 15,000 Catchable (6+ inches)
2011/09/19 Rainbow Trout - Triploid 4,030 Catchable (6+ inches)
2011/07/27 Channel Catfish 20,062 Catchable (6+ inches)
2010/09/08 Rainbow Trout - Triploid 5,000 Catchable (6+ inches)
2010/07/21 Channel Catfish 14,250 Catchable (6+ inches)
2009/10/08 Rainbow Trout - Triploid 5,000 Catchable (6+ inches)
2009/07/22 Channel Catfish 20,000 Catchable (6+ inches)
2008/09/03 Rainbow Trout - Triploid 3,240 Catchable (6+ inches)
2008/09/02 Rainbow Trout - Triploid 4,280 Catchable (6+ inches)
2008/07/16 Channel Catfish 19,588 Catchable (6+ inches)
2007/10/02 Rainbow Trout - Triploid 7,500 Catchable (6+ inches)
2007/07/10 Channel Catfish 20,113 Catchable (6+ inches)
2006/09/07 Rainbow Trout - Triploid 10,000 Catchable (6+ inches)
2006/07/20 Channel Catfish 20,162 Catchable (6+ inches)
2005/09/08 Rainbow Trout - Triploid 8,053 Catchable (6+ inches)
2005/08/10 Channel Catfish 7,771 Catchable (6+ inches)
2004/08/30 Rainbow Trout - Triploid 10,166 Catchable (6+ inches)
2004/07/07 Channel Catfish 5,888 Catchable (6+ inches)
2003/08/22 Channel Catfish 6,264 Catchable (6+ inches)
2002/09/05 Channel Catfish 3,885 Catchable (6+ inches)
2002/08/26 Channel Catfish 14,100 Catchable (6+ inches)
1999/09/21 Channel Catfish 10,039 Fingerling (3-6 inches)
1997/10/10 Channel Catfish 5,576 Fingerling (3-6 inches)
1993/07/29 Channel Catfish 16,500 Fingerling (3-6 inches)
1993/05/03 Crappie 230 Catchable (6+ inches)
1991/09/13 Channel Catfish 10,000 Fingerling (3-6 inches)
1991/06/25 Rainbow Trout 1,505 Catchable (6+ inches)
1991/06/24 Rainbow Trout 50,000 Fingerling (3-6 inches)
1991/06/21 Crappie 1,200 Catchable (6+ inches)
1990/10/09 Rainbow Trout 1,505 Catchable (6+ inches)
1990/06/19 Crappie 2,300 Unknown Size
1989/10/26 Rainbow Trout 1,010 Adults
1989/10/13 Largemouth Bass 250 Fingerling (3-6 inches)
1989/10/06 Cutthroat Trout - Yellowstone 1,250 Fry (0-3 inches)
1989/09/21 Channel Catfish 8,000 Fingerling (3-6 inches)
1989/05/26 Channel Catfish 18,000 Fry (0-3 inches)
1987/08/06 Largemouth Bass 255 Fingerling (3-6 inches)
1972/06/16 Rainbow Trout 3,996 Catchable (6+ inches)
1971/04/28 Rainbow Trout 4,100 Catchable (6+ inches)
1969/06/23 Rainbow Trout 3,000 Catchable (6+ inches)
1969/05/07 Rainbow Trout 4,500 Catchable (6+ inches)
1968/08/16 Rainbow Trout 4,000 Catchable (6+ inches)
Source: IDFG Fish Stocking Database.

Licenses and Tags

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 Alexander Reservoir.
Southeast Region Bag Limits
Bass (Largemouth and Smallmouth)

  • Bass limit is 6, both species combined
  • None under 14 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

Cisco (Bear Lake only)

  • Cisco limit is 30

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, Cutthroat Trout, Rainbow Trout, and trout hybrids (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
  • Brook Trout are listed separately

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, Bear Lake 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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