Introduction: Thin-walled obeliak (Obelia dichotoma) possess a creeping, rooty base which support upright, unbranched stems. Polyps are protected by hydrothecae.
Distribution: Terrace Bay, Torra Bay, Henties Bay, Wlozkasbaken, Jakkalsputz, Swakopmund and Luderitz.
Diet: Minuscule ocean dwellers
Colouration: Pale pink to white
Breeding: Flask-shaped reproductive bodies are 3 times the size of the hydrothecae
Max size: Stems 10mm long