Main Ref. | Masuda, H. and G.R. Allen, 1993 |
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Remarks | Large adults live in sheltered bays as well as deep offshore. Commonly found around shipwrecks in small groups and occasionally forms large schools. Small juveniles with floating debris and form aggregations as they find each other. They can be pelagic to large sizes and form schools under large Sargassum rafts that usually form after the wet season (Ref. 48637). Juveniles inhabit shallow protected inner reefs while adults occur in lagoon and seaward reefs to a depth of 20 m or more (Ref. 1602). Active carnivore (Ref. 42247). Young fish are usually seen hovering under coral heads or in the shadows of boat moorings (Ref. 54301). Also Ref. 58652, 93199. Forms schools near the surface above sunkeen reefs or pinnacles (Ref. 129713). |
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 | Coral Reefs; |
Special habitats Ref. | Nguyen, N.T. and V.Q. Nguyen, 2006 |
Ref. | |
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Associations | schooling; |
Associated with | |
Association remarks | |
Parasitism |
Feeding type | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Masuda, H. and G.R. Allen, 1993 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Masuda, H. and G.R. Allen, 1993 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 3.95 | 0.64 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |