Sealife guideThe Demosponges classThe taxonomy of marine species

Explore the taxonomy of sponges including demosponges, calcisponges and glass sponges !
Rred boring sponge (Cliona delitrix)
Rred boring sponge
(Cliona delitrix)
Azure vase sponge (Callyspongia plicifera)
Azure vase sponge
(Callyspongia plicifera)
Caribbean giant barrel sponge (Xestospongia muta)
Caribbean giant barrel sponge
(Xestospongia muta)
Giant barrel sponge (Xestospongia testudinaria)
Giant barrel sponge
(Xestospongia testudinaria)
Stony sponge (Petrosia ficiformis)
Stony sponge
(Petrosia ficiformis)
Orange-red encrusting sponge (Crambe crambe)
Orange-red encrusting sponge
(Crambe crambe)
Yellow tube sponge (Aplysina fistularis)
Yellow tube sponge
(Aplysina fistularis)

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The banded sea snake
Monday, August 11th 2025
The banded sea snake
The coloration of the banded sea snake, also known as the yellow-lipped sea snake, is distinctive with alternating black bands and bluish to grayish areas. The tip of its head, limited to its upper lip, is yellowish.
The princess parrotfish
Thursday, August 7th 2025
The princess parrotfish
The princess parrotfish stands out with a coloration fit for a princess, featuring a dominant bluish hue, with yellow along the central part of its body near the pelvic fins, transitioning into green. Two blue bands run across its head on either side of its eyes.
The batwing coral crab
Monday, August 4th 2025
The batwing coral crab
Discover the batwing coral crab, an iconic species of Caribbean coral reefs, recognizable by its smooth red shell speckled with white and cream.
Photo of the Day
Flabelline mauve (Flabellina affinis)
Flabelline mauve
(Flabellina affinis)