Biology: |
Colonial (Ref. 19). This is an attached species (Ref. 3123). Known from mangroves (Ref. 86642, 86643), tidal inlets, sheltered areas of bays, exposed areas of bays, including any ledges at their entrance, sounds, caves and surface or near surface water layers, including porpitids and the halopelagic Sargassum sp. fauna (Ref. 813). Also found in Carrie Bow Cay, Belize, in patch reefs, mangrove islands, Thalassia sp. beds, sand trough, outer ridge and fore-reef slopes on algae, Thalassia sp. beds, mangrove roots, floating Sargassum sp., hydroids and substrates composed of dead corals and gorgonians at depths of 0.5 to 31 m. As with other hydroids, this species exhibits a pelagic medusoid stage (Ref. 87156). |