主な参照 | Vadas, Robert L., 1990 |
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意見 | Inhabits rocky pools near riffles in clear, cool creeks and small to medium rivers. Sometimes occurs in lakes in northern part of range (Ref. 86798). Feeds on filamentous algae, diatoms and desmids; insects constituted most of the animal matter in the diet (Ref. 50685). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | Hard Bottom: rocky; |
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Substrate Ref. | Page, L.M. and B.M. Burr, 2011 |
Special habitats | |
Special habitats Ref. |
参照 | |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
供給様式 | plants/detritus+animals (troph. 2.2-2.79) |
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Feeding type Ref. | Flemer, D.A. and W.S. Woolcott, 1966 |
食性 | variable |
Feeding habit Ref. | Jenkins, R.E. and N.M. Burkhead, 1993 |
Estimation method | 原本のサンプル | Unfished population | 意見 | ||
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Troph | s.e. | Troph | s.e. | ||
餌料組成から | 2.75 | 0.16 | 2.44 | 0.16 | Troph of adults from 2 studies. |
個々の食物品目から | 2.87 | 0.34 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
参照 | Keast, A., 1968 |