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Fishing Report: South Platte River at Tomahawk State Wildlife Area (Middle Fork)

Written by Tymothe Meskel | Nov 4, 2024 7:11:04 PM

The Tomahawk State Wildlife Area (SWA) on the Middle Fork of the South Platte River offers a tranquil and scenic fly fishing experience, especially in the fall when flows are low and water clarity is excellent. Surrounded by a picturesque meadow landscape, this section is perfect for sight fishing, particularly for brown and rainbow trout actively feeding on midges, Blue Wing Olives, and small stonefly nymphs. The area’s clear waters require a cautious approach and light tippets, but the reward is a peaceful, uncrowded environment with plenty of fish holding in riffles, deeper pools, and along grassy banks. This remote stretch is ideal for anglers looking to escape more crowded spots while enjoying vibrant fall colors and prime trout conditions.tive engagement rather than a passive "set it and forget it" approach.

South Platte River Fly Fishing Report – Tomahawk State Wildlife Area (Middle Fork)

 

As November settles in, the Middle Fork of the South Platte River at Tomahawk State Wildlife Area offers anglers a serene and rewarding experience. The river meanders through open meadows, providing clear waters and a tranquil setting. Trout are becoming more selective, feeding primarily on midges and the occasional Blue-Winged Olive (BWO) hatch. Late mornings to early afternoons are prime times, as the sun warms the water, increasing fish activity.

Approach the river with stealth, as the clear water and cautious trout require delicate presentations. Utilizing light tippets and small flies will enhance your chances of success. The peaceful environment, combined with the challenge of enticing these selective trout, makes for a fulfilling day on the water.

 

Conditions Summary

  • Flow Rate: Approximately 25 CFS
  • Water Temperature: 40-45°F
  • Clarity: Clear
  • Best Times: Late morning to early afternoon

 

River Flow Chart

 Source: (Colorado Division of Water Resources)​

 

Middle Fork of the South Platte Hatch Chart

Month Primary Hatches Effective Patterns
March Midges, Baetis (BWO) Zebra Midges (#20-24), Blue Wing Olive (#18-22)
April Midges, Baetis, Caddis Black Beauty (#18-22), Elk Hair Caddis (#16-18)
May Baetis, Caddis, Stoneflies Blue Wing Olive (#18-20), Pat’s Rubber Legs (#10-12)
June Caddis, PMDs Elk Hair Caddis (#16), PMD Comparadun (#16-18)
July Caddis, Yellow Sallies Yellow Sally (#14-16), PMD Emerger (#18-20)
August Tricos, Caddis, Terrestrials Trico Spinner (#22-24), Parachute Hopper (#10-12)
September BWOs, Midges, Caddis BWO Parachute (#18-22), Black Ant (#18-20)
October BWOs, Midges Blue Wing Olive (#18-22), Zebra Midge (#20-24)
November BWOs, Midges BWO Emerger (#18-22), Black Beauty (#20-24)
December - February Midges Griffith’s Gnat (#20-24), WD-40 (#18-22)

 

Top 3 Flies for the Week

  • Dry Fly: Blue Wing Olive, Size 20 – Effective during midday hatches.
  • Nymph: Black Beauty, Size 22 – Ideal for subsurface feeding trout.
  • Streamer: Mini Leech, Size 10 – Useful in deeper pools during low-light conditions.

 

Tips for Fly Fishing on the Middle Fork of the South Platte

  • Seasonal Tip: With lower flows and clear water, stealth is crucial. Approach fishing spots cautiously and use lighter tippets (6X or 7X).

  • Dry Fly: Focus on BWO hatches during late morning to early afternoon. Ensure a drag-free drift to entice surface-feeding trout.

  • Nymphing: Utilize small midge patterns and target deeper runs and pools where trout are likely holding.

  • Streamer Fishing: While less common in low flows, streamers can be effective in shaded areas or during overcast conditions. Use smaller patterns and retrieve slowly.

 

Access Points

Tomahawk State Wildlife Area

    • Description: Offers extensive public access to the Middle Fork, featuring meandering streams through open meadows.
    • Why Fish Here: Provides solitude and a variety of water types, from riffles to deep pools, ideal for diverse fishing techniques.
    • Locals’ Rating: ⭐⭐⭐⭐⭐
 
Badger Basin State Wildlife Area

    • Description: Located downstream, offering additional public access with similar terrain and fishing opportunities.
    • Why Fish Here: Less crowded, providing a peaceful fishing experience with healthy trout populations.
    • Locals’ Rating: ⭐⭐⭐⭐
Spinney Mountain State Wildlife Area

    • Description: Upstream access near Spinney Reservoir, known for larger trout, especially during spawning runs.
    • Why Fish Here: Opportunity to catch trophy-sized trout during migration periods.
    • Locals’ Rating: ⭐⭐⭐⭐

 

Local Regulations and Notes on Landowner Rights

Ensure you have a valid Colorado fishing license and adhere to all state regulations. The Tomahawk State Wildlife Area is public land, but always respect private property boundaries adjacent to public areas. Practice catch and release to help maintain the fishery for future generations.