Physonectae Haeckel 1888

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

These three specimens belong to two new species of Apolemia (Hydrozoa:Siphonophora) to be described in a forthcoming publication. The video was filmed from the ROV Doc Rickets (Monterey Bay Aquarium Research Institute).

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

This long stem region trails from a gas-filled float. It consists of both feeding and reproductive structures. Sone of the longest siphonophores are in this order.

Agalma elegans usually lives below the surface to avoid turbulence, and is most frequently encountered by scuba divers.

Agalma elegans: upper view of nectophore (A), upper view of bract (B), lateral view of tentillum (C). (Figure by Barry Mapstone)