Hydrozoans

Herringbone Hydroid

Herringbone Hydroid

Halecium halecinum

Podded Hydroid

Podded Hydroid

Aglaophenia pluma

Sea Beard

Sea Beard

Nemertesia antennina

Tubular Hydroid

Tubular Hydroid

Ectopleura crocea

-

Sertularella mediterranea

Christmas Tree Hydroid

Christmas Tree Hydroid

Pennaria disticha

-

Sertularella polyzonias

Portuguese Man o' War

Portuguese Man o' War

Physalia physalis