主要參考文獻 | Verburg, P. and R. Bills, 2007 |
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附註 | Habitat consists of large boulders (1-2 m in diameter) on a steep slope, with some sand in between the stones, and no bivalve shell accumulations or other rubble present; habitat characterized by currents, low sedimentation rates, coarse sediment and high visibility; these habitats are generally found at capes along the coast; presence of sand mandatory because species creates refuges by removing sand at foot of large stones; dives for cover when approached; most common at depth between 10 and 20 m; strong site fidelity and small home range (2 m diameter); ingests sediment and spits it out through mouth (Ref. 74422). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | |
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Substrate Ref. | |
Special habitats | |
Special habitats Ref. |
參考文獻 | |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
攝取食物的類型 | |
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Feeding type Ref. | |
攝取食物的習慣 | |
Feeding habit Ref. |
Estimation method | 最初的樣本 | 不捕獲族群 | 附註 | ||
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Troph | s.e. | Troph | s.e. | ||
從食物內容 | |||||
從個別的食物項目 | |||||
參考文獻 |