Main Ref. | Hooper, J.N.A., J.A. Kennedy and R.W.M. van Soest, 2000 |
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Remarks | In Spain, it was observed that the grazing sea urchin on seaweeds increases light availability at the basal stratum, which favours the primary production of the symbiotic zooxanthellae and thus C. virids growth through nutrient transfer (Ref. 124616). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | Benthic: sessile; |
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Substrate Ref. | |
Special habitats | Other habitats: burrows; |
Special habitats Ref. | Rützler, K., R.W.M. van Soest and C. Piantoni, 2009 |
Ref. | |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
Feeding type | mainly plants/detritus (troph. 2-2.19) |
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Feeding type Ref. | Ruppert, E.E., R.S. Fox and R.D. Barnes, 2004 |
Feeding habit | filtering plankton |
Feeding habit Ref. | Ruppert, E.E., R.S. Fox and R.D. Barnes, 2004 |
Estimation method | original sample | unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | |||||
Ref. |