The macro algal community was sampled at fifteen sites in the Cayos Co
chinos Archipelago, Honduras. The results include 38 species of Chloro
phyta, 12 species of Phaeophyta, 58 species of Rhodophyta, 5 species o
f Cyanophyta and 4 species of Spermatophyta. Coralline algae were only
incidentally noted. All of the species collected have been reported f
or other areas of the Caribbean with the exception of the questionable
Flahaultia and possibly a new species of Botryocladia and Rhodymenia.