| Main Ref. | Häussermann, V. and G. Försterra, 2009 | 
|---|---|
| Remarks | Estuarine (Ref. 116013). This is a brackish-water hydroid that temporarily tolerates pure saltwater. It is found on a variety of substrates, including bivalve shells and barnacles (Ref. 87801). Colonial (Ref. 19). | 
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies | 
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| Substrate | Benthic; Hard Bottom; | 
|---|---|
| Substrate Ref. | Calder, D.R. and S.D. Cairns, 2009 | 
| Special habitats | Other habitats: other invertebrates (bivalve shells and barnacles (Ref. 87801).); | 
| Special habitats Ref. | Häussermann, V. and G. Försterra, 2009 | 
| Ref. | Migotto, A.E., A.C. Marques, A.C. Morandini and F.L. da Silveira, 2002 | 
|---|---|
| Associations | colony-forming/symphorism; | 
| Associated with | |
| Association remarks | |
| Parasitism | 
| Feeding type | |
|---|---|
| Feeding type Ref. | |
| 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 | |||||
| Ref. | |||||