Seas the Day!
Conchervation Snapshot
Nudibranchs
Nudibranchs are intriguing sea creatures with a unique appearance and behavior. They have an average lifespan of up to one year, can vary in size from 0.25 to 12 inches, and weigh up to 3.3 pounds.
These shell-less mollusks, part of the sea slug family, are known for their stunning shapes, vibrant colors, and intricate patterns, despite their jelly-like bodies. There are over 2,000 known species of nudibranchs, with new discoveries occurring frequently. They are primarily found in shallow, tropical waters worldwide, and their name, Nudibranchia, refers to their naked gills and distinctive horns.
Nudibranchs exhibit diverse characteristics, coming in various shapes, sizes, and colors. They are carnivorous, feeding on algae, sponges, anemones, corals, barnacles, and even other nudibranchs. To locate prey, they use sensitive tentacles called rhinophores on their heads. The colors of nudibranchs are influenced by their diet, aiding in camouflage. Some species also retain the toxins of their prey for defense against predators.
Notably, nudibranchs are simultaneous hermaphrodites, capable of mating with any mature member of their species. Their lifespans can vary widely, with some living for less than a month and others surviving up to a year.