26 August (United States of America ) within release Coral Reefs Issue goes into circulation Stamp Elkhorn Coral (Acropora palmata), Porkfish face value 15 United States cent
Stamp Elkhorn Coral (Acropora palmata), Porkfish in catalogues | |
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Michel: | Mi:US 1435 |
Stamp Number: | Sn:US 1828 |
Stamp is square format.
Also in the issue Coral Reefs Issue:
Stamp Elkhorn Coral (Acropora palmata), Porkfish it reflects the thematic directions:
A coral reef is an underwater ecosystem characterized by reef-building corals. Reefs are formed of colonies of coral polyps held together by calcium carbonate. Most coral reefs are built from stony corals, whose polyps cluster in groups.