Pavona gigantea. Giant Coral. Grey polyps with short
tentacles. Arising, blunt colonies (columnar) to eight feet in diameter.
Cabo pic by Di 2016.
/COTW:
Characters: Colonies
are massive. Corallites have thick walls and are well defined.
Septo-costae are in two indistinct orders. Columellae are well
developed. Tentacles are extended during the day giving colonies a furry
appearance.
Colour: Green,
grey and brown.
Similar
Species: Pavona explanulata,
which has similar corallite structures, but does not form massive
colonies. See also Pavona
decussata.
Habitat: Occurs
on shallow protected rocky substrates.
Abundance: Uncommon.
Costa Rica Pac. side, 2011
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