| Main Ref. | Barnes, D.K.A. and R.J. Arnold, 2001 |
|---|---|
| Remarks | Intertidal to 50 m (Ref. 85195). Also occurs from littoral and subtidal zones (Ref. 2884); associated with coral reef, reef flats, rocky platform, rubble, sand (Ref. 81753), seagrass bed and algal mat (Ref. 106227). On coral heads in lagoons (Ref. 74671). Reported to feed on holothurians (Ref. 106232). Opportunistic omnivore (Ref. 100471). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
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| Substrate | Benthic: mobile; Soft Bottom: sand; Hard Bottom: rocky; rubble; |
|---|---|
| Substrate Ref. | Davie, P.J.F., 2002 |
| Special habitats | Beds: algae/seaweed; sea grass; Coral Reefs: reef flats; lagoons; |
| Special habitats Ref. | Davie, P.J.F., 2002 |
| Ref. | CRUSTA, 2012 |
|---|---|
| Associations | commensalism; |
| Associated with | Associated with an anemone (Ref. 96667); Heteromysis harpax (mysid); Aretopsis amabilis (shrimp) (Ref. 76630). |
| Association remarks | The mysid and shrimp (commensals) inhabit the shell of D. megistos. It was suggested that the commensals may play a role in cleaning the hermit shell (Ref. 76630). |
| Parasitism |
| Feeding type | plants/detritus+animals (troph. 2.2-2.79) |
|---|---|
| Feeding type Ref. | Pawlik, J.R., M.R. Kernan, T.F. Molinski, M.K. Harper and D.J. Faulkner, 1988 |
| Feeding habit | |
| Feeding habit Ref. |
| Estimation method | original sample | unfished population | Remark | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| From diet composition | |||||
| From individual food items | 3.00 | 0.00 | Tentative trophic level derived from 1 + troph of a single food item | ||
| Ref. | |||||