Main Ref. | Thollot, P., 1996 |
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Remarks | Inhabits coral reefs (Ref. 58534). Occurs in sandy areas and seagrass beds of both lagoon and seaward reefs. Uses its stiff pointed tail to rapidly burrow backwards into the sand when frightened (Ref. 37816). Benthic (Ref. 58302). Feeds on sand-dwelling fishes and crabs and prawns. Sometimes fully exposed when searching for prey (Ref. 30874). Rises to the surface to spawn (Ref. 37816). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | Benthic; Soft Bottom: sand; |
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Substrate Ref. | Myers, R.F., 1999 |
Special habitats | Beds: sea grass; Coral Reefs: lagoons; |
Special habitats Ref. | Nguyen, N.T. and V.Q. Nguyen, 2006 |
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. | Thollot, P., 1996 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Thollot, P., 1996 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | 3.06 | 0.26 | 3.06 | 0.26 | 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. | Harmelin-Vivien, M.L., 1979 |