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Western Blacknose Dace

Rhinichthys obtusus

Western Blacknose Dace (Rhinichthys obtusus) is a small North American cyprinid found in clear, cool streams. It lives near the bottom in riffles and runs, where it feeds on tiny aquatic and terrestrial invertebrates.

淡水
Western Blacknose Dace reference image
Noah Poropat, cc-by, via Wikimedia Commons. 来源: Wikimedia Commons.

识别要点

  • Distinct dark snout stripe or blackish nose patch
  • Slender, silvery body with a small terminal mouth
  • Dorsal side dusky olive to brown, plain fins without bold markings

栖息地

Clear, cool headwaters and small to medium streams with gravel, cobble, and sand bottoms; often in riffles, runs, and along current seams near cover.

饵料备注

Rarely a targeted game fish. Tiny pieces of worm, maggots, or bread under a light float can take it; micro jigs or small bead-head nymphs also work for observation or bait collection.

行为

A bottom-oriented minnow that forages in daylight by picking insect larvae, small crustaceans, and drifting bits from the substrate; often stays in tight schools and hugs current breaks.

注意事项

None notable; it is a small baitfish/minnow with no known species-specific human safety concerns.

钓法备注

Use ultra-light tackle, a #18–#24 hook, and minimal split shot or a small float. Drift baits close to the bottom in riffles and seams; avoid heavy line and noisy presentations.

Western Blacknose Dace Fishing and ID Guide · Fish-Fish