| Main Ref. | Cowles, D., 2005 | 
|---|---|
| Remarks | Habitat: On rocks, especially in areas of low to moderate surf; found in estuaries (Ref. 315). Depth Range: 0 to 5 m (Ref. 290); middle to low intertidal zones from Alaska to Mexico (Ref. 312). Occurs at the mid tide mark. | 
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies | 
 | 
 | 
 | 
 | 
| Substrate | Hard Bottom: rocky; | 
|---|---|
| Substrate Ref. | |
| Special habitats | |
| Special habitats Ref. | 
| Ref. | Cowles, D., 2005 | 
|---|---|
| Associations | |
| Associated with | |
| Association remarks | |
| Parasitism | 
| Feeding type | |
|---|---|
| Feeding type Ref. | |
| Feeding habit | |
| Feeding habit Ref. | 
| Estimation method | original sample | unfished population | Remark | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| From diet composition | |||||
| From individual food items | |||||
| Ref. | |||||