Main Ref. | Ebert, D.A., 2003 |
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Remarks | Generally in rocky areas but may also be found on sandy bottoms (Ref. 37955). Reported from tide pools (Ref. 12951). Relatively docile, harmless rays that are easily approached by divers (Ref. 48844). Feeds mainly on mollusks and crustaceans (Ref. 37955). 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; Hard Bottom: rocky; |
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Substrate Ref. | |
Special habitats | Coral Reefs; |
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. | Villavicencio-Garayzar, C.J., 1995 |
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 | 3.55 | 0.53 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |