Main Ref. | Randall, J.E., 1985 |
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Remarks | Occurs inshore (Ref. 75154). Inhabits semi-exposed reef flats and lagoon and seaward reefs (Ref. 1602). Common in areas of mixed sand, and rubble that are subject to mild surge (Ref. 1602). Highly territorial (Ref. 9823). Feeds on mollusks, sea urchins, brittle stars, polychaetes, and crabs (Ref. 5213); feeding is done by overturning large rocks to expose target preys. Mobile-invertebrate feeder (Ref. 57615). |
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. | Broad, G., 2003 |
Special habitats | Beds: sea grass; Coral Reefs: reef flats; lagoons; |
Special habitats Ref. | Nguyen, N.T. and V.Q. Nguyen, 2006 |
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Associations | |
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Association remarks | |
Parasitism |
Feeding type | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Randall, J.E., 1985 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Dominici-Arosemena, A. and M. Wolff, 2006 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 3.25 | 0.40 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |