Main Ref. | Randall, J.E., 1967 |
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Remarks | Primarily a shallow-water benthic species found on sand and rubble bottoms (Ref. 5246). Builds mounds of rubble and shell fragments near reefs and grass beds; enters its mound head first when frightened (Ref. 5246). Feeds mainly on stomatopods, fishes, polychaete worms, chitons, sea urchins, sea stars, amphipods and shrimps (Ref. 3644). Micro/macroinvertivore (Ref. 33499). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | Soft Bottom: sand;: rubble; |
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Substrate Ref. | |
Special habitats | |
Special habitats Ref. |
Ref. | |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
Feeding type | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Randall, J.E., 1967 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Dominici-Arosemena, A. and M. Wolff, 2005 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | 3.71 | 0.32 | 3.53 | 0.47 | Troph of juv./adults from 1 study. |
From individual food items | 3.50 | 0.37 | Tentative trophic level derived from 1 + troph of a single food item | ||
Ref. | Randall, J.E., 1967 |