Pr 004 Reservoir Fish Stocking
Montana · 1937–1941 on record
According to Montana fish & wildlife agency, Pr 004 Reservoir was last stocked August 18, 1941 with Bluegill. Pr 004 Reservoir has 3 stocking records on file, spanning 1937–1941, with about 1,000 fish stocked over that period.
By species
Angler's Field Guide
Fishing Tips & Stocking Guide for Pr 004 Reservoir
Practical advice on fish behavior, recommended tackle, and state regulations for anglers fishing in Montana.
Post-Plant Behavior & Timing
Hatchery-raised fish are conditioned to pelleted feed and open raceways. Following a release into Pr 004 Reservoir, they typically congregate in schools near public access points, boat ramps, or inlets for the first 24 to 48 hours while adjusting to natural water conditions.
Since Pr 004 Reservoir was last stocked August 18, 1941, anglers visiting within 1 to 2 weeks of a reported event generally experience the highest activity before fish disperse into deeper cover.
State Regulations & Licensing
- •Fishing License: A valid Montana freshwater fishing license is required for anglers age 16 and older.Purchase Montana license online →
- •Official Rules & Limits: Bag limits, bait restrictions, and seasonal boundaries are set by Montana fish & wildlife agency.Official Montana regulations guidebook →
- •Ethical Conservation: Use barbless hooks and keep fish submerged in water during unhooking.
Recommended Tackle & Presentations
Techniques tailored to the species stocked in Pr 004 Reservoir:
Bass & Panfish Approach
Target visible structure such as docks, weed lines, and fallen trees. Small 1/32 to 1/16 oz jig heads with soft plastic grubs or live worms under a float work well for crappie and bluegill; soft plastic worms or spinnerbaits work well for bass.
Bluegill Profile Tips
A staple of family and youth fishing programs; readily takes worms, small jigs, and flies.
Recommended Tackle for Pr 004 Reservoir
Field-tested tackle and presentations matched to the species stocked here.
Gary Yamamoto 5-inch Custom Senko Stickbaits
The heavy salt-impregnated plastic produces a unique horizontal shimmy on the fall around weed beds, docks, and submerged timber.
Bobby Garland Baby Shad Crappie Jig & Plastic Kit
Micro-jig heads paired with soft swimbaits mimic tiny baitfish and insects for schooling crappie and bluegill.
Aluminum Fishing Pliers with Braid Cutters
Safely removes hooks, pinches split-shot sinkers, and cleanly snips braided, mono, and fluorocarbon lines.
Plano Waterproof Utility Tackle Box Tray (3600)
Keeps terminal tackle, weights, and spinners dry and corrosion-free with customizable compartments.
As an Amazon Associate, StockedWaters earns from qualifying purchases at no additional cost to you. Recommendations are chosen for hatchery-conditioned fish behavior and ethical rigging. We may receive a referral commission if you buy through these links. Read our editorial policy & standards.
Nearby stocked waters
Other stocked waters near Pr 004 Reservoir, freshest activity first.
Pr 018 Reservoir
19 mi3 species · 19 records
Last stocked May 2025
Empire Reservoir
17 mi2 species · 4 records
Last stocked June 2012
Pr 109a Reservoir
6 mi1 species · 16 records
Last stocked April 2000
Helen Reservoir
14 mi1 species · 2 records
Last stocked August 1994
Yeska Reservoir
13 mi1 species · 1 records
Last stocked September 1979
Finale Reservoir
18 mi1 species · 1 records
Last stocked September 1978
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| August 18, 1941 | Bluegill | 100 | 2" | Montana fish & wildlife agency |
| August 18, 1941 | Bass | 400 | 2" | Montana fish & wildlife agency |
| August 30, 1937 | Bass | 500 | 2" | Montana fish & wildlife agency |
Frequently asked
When was Pr 004 Reservoir last stocked?
According to Montana fish & wildlife agency, Pr 004 Reservoir was last stocked August 18, 1941 with Bluegill.
What fish species are stocked in Pr 004 Reservoir?
Pr 004 Reservoir is stocked with Bluegill and Bass.
How often is Pr 004 Reservoir stocked?
Pr 004 Reservoir is stocked intermittently — 3 recorded stockings between 1937 and 1941.
How many fish have been stocked in Pr 004 Reservoir?
About 1,000 fish have been stocked in Pr 004 Reservoir across 3 recorded events since 1937, per Montana fish & wildlife agency.
What size are the fish stocked in Pr 004 Reservoir?
Fish stocked in Pr 004 Reservoir average about 2.0 inches, based on the sizes the agency reported.
Do you need a fishing license to fish Pr 004 Reservoir?
Yes, all anglers age 16 and older generally need a valid Montana freshwater fishing license. Always review current regulations from Montana fish & wildlife agency for site-specific rules, bag limits, or stamps.