Main Ref. | Cowles, D., 2005 |
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Remarks | Occurs on the sides or bottoms of large boulders in the open coast (Ref. 315); mid to low tide zones from Alaska to Point Concepcion (Ref. 312). Herbivorous, preferring diatoms and green alga, e.g., sea lettuce Ulva sp. (Ref. 312). |
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. | |
Special habitats | |
Special habitats Ref. |
Ref. | Cowles, D., 2005 |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
Feeding type | mainly plants/detritus (troph. 2-2.19) |
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Feeding type Ref. | Gallivan, G. and J. Danforth, 1999 |
Feeding habit | grazing on aquatic plants |
Feeding habit Ref. |
Estimation method | original sample | unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 2.00 | 0.00 | Trophic level and s.e. inferred from exclusive plant/detritus food items. | ||
Ref. |