Abstract
Conducted was observation of distribution of dominant nonarticulated coralline algal species growing on well-illuminated substrata in fore-reef slope and lagoon environment on Huon Peninsula. Ten species coming under four genera were identified : Porolithon onkodes (Heydrich) Foslie, Lithophyllum insipidum Adey, Townsend et Boykins, Lithophyllum pallescens (Foslie) Foslie, Lithophyllum moluccense (Foslie) Foslie, Mesophyllum erubescens (Foslie) Lemoine, Neogoniolithon conicum (Dawson) Gordon, Masaki et Akioka, Neogoniolithon fosliei (Heydrich) Setchell et Mason, Neogoniolithon frutescens (Foslie) Setchell et Mason, Neogoniolithon sp. A (in Iryu and Matsuda, 1994), and Hydrolithon reinboldii (Weber van Bosse and Foslie) Foslie. Distribution of these species is in accordance with that in the Ryukyus, Hawaii and Guam.
