Sealife guideThe Nudibranchia orderThe taxonomy of marine species

Explore the taxonomy of marine mollusca including squid, shellfish, nudibranchs, octopus, cuttlefish !
Serena's notodoris (Notodoris serenae)
Serena's notodoris
(Notodoris serenae)
Brown edge glossodorid (Glossodoris hikuerensis)
Brown edge glossodorid
(Glossodoris hikuerensis)
Giant doris (Felimare picta)
Giant doris
(Felimare picta)
Glossodoris cincta nudibranch (Glossodoris cincta)
Glossodoris cincta nudibranch
(Glossodoris cincta)
Heron ardeadoris (Ardeadoris egretta)
Heron ardeadoris
(Ardeadoris egretta)
Kanga doris (Hypselodoris kanga)
Kanga doris
(Hypselodoris kanga)
Yellow speckled doris (Hypselodoris godeffroyana)
Yellow speckled doris
(Hypselodoris godeffroyana)
Zephyr doris (Hypselodoris zephyra)
Zephyr doris
(Hypselodoris zephyra)
Red dendronotid (Dendronotus rufus)
Red dendronotid
(Dendronotus rufus)
White lined dirona (Dirona albolineata)
White lined dirona
(Dirona albolineata)
Candy halgerda (Halgerda bacalusia)
Candy halgerda
(Halgerda bacalusia)
Dotted sea slug (Peltodoris atromaculata)
Dotted sea slug
(Peltodoris atromaculata)
Polka-dot nudibranch (Jorunna funebris)
Polka-dot nudibranch
(Jorunna funebris)
Blue dragon nudibranch (Pteraeolidia semperi)
Blue dragon nudibranch
(Pteraeolidia semperi)
Indian nudibranch (Caloria indica)
Indian nudibranch
(Caloria indica)
Pink sea slug (Flabellina affinis)
Pink sea slug
(Flabellina affinis)

Our latestUpdates

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)