The term sea slug refers to a type of marine invertebrate.
Because you liked our “Sea Bunny” and “Sea Sheep” posts, we decided to delve deeper to see what else lies beneath the sea. I was amused to find that there are adorable slugs inhabiting the ocean!
In reality, these “slugs” are actually snails that have lost their shells through evolution and gained new characteristics. Sacoglossans, for instance, are sometimes called “solar-powered sea slugs,” as they eat algae that contain chloroplasts that they use in their tissues.
Are sea slugs dangerous?
Sea slug stores stinging nematocysts from the siphonophores within its own tissues as a defence against predators. Humans handling the slug may receive a very painful and potentially dangerous sting.
Sea slugs: What do they eat?
These animals eat plankton and algae as well as jellyfish. Some of these animals are herbivores, consuming algae and other plant life from rock surfaces. Other creatures are carnivores consuming plankton.
Do sea slugs have brains?
Sea slugs live a relatively simple life, as you might imagine. Brainpower is mostly used for finding food, avoiding being eaten, and reproducing. When compared to the human brain and nervous system, sea slugs have tens of thousands of neurons instead of hundreds of billions.
Do sea slugs have eyes?
There are eyes on all sea slugs, but they can’t see very well. Like land snails, sea slugs have embedded eyes, which are not attached to stalks.
Do sea slugs have genders?
The hermaphrodite nature of sea slugs means that each partner gives as much as it receives. The pair attempts to penetrate each other’s heads at the same time during their traumatic tryst.
The size, shape, and color of sea slugs differ greatly. The majority of them are partially translucent. Many reef-dwelling animals carry bright colors to warn other animals of their toxic stinging cells (nematocysts) or offensive tastes.
Incredible Sea Slug Facts
Poisonous skin: Quite a few sea slugs consume prey containing poison. To protect itself from predators, this animal stores poison rather than killing it.
Male and female: The male and female organs of all sea slugs are the same. As a result, they both release eggs when they mate.
Cannibals: There is a tradition of eating each other among sea slugs. Depending on the species, they may eat dead sea slugs or attack live ones. Larger animals tend to prey on smaller ones, as would be expected.
Classification and Scientific Name of Sea Slugs
A sea slug’s scientific name is Nudibranchia. Nudibranchia means naked gills in Latin. Compared to other animals, this one does not have a shell and has horns and gills that resemble feathers. In addition to gastropod mollusks, these animals are also called pteropods.
Sea slugs come in over 2,000 different species. The term sea slug refers to many different types of these animals. They are in the phylum Mollusca and are in the class Gastropoda, the family Opistobranches.
Sea Sheep (Costasiella Kuroshimae)
Blue Angel (Glaucus Atlanticus)
Phyllodesmium Poindimiei
Dirona Albolineata
Cadlinella Ornatissima
Janolus Fuscus
Hypselodoris Kanga
Cyerce Nigricans
Sea Bunny (Acanthodoris Pilosa)
Leaf Slug (Elysia Chlorotica)
Lettuce Sea Slug (Elysia Crispata)
Flabellina Iodinea
Janolus Barbarensis
Chromodoris Alius
Hypselodoris Apolegma
Mediterranean Cow (Vaquita Suiza)
Willan’s Chromodoris
Hermissenda Crassicornis
Phyllidiella Pustulosa
Flabellina
Glossodoris Atromarginata
Donut Nudibranch
Banyuls Sec Vallenti
Mexichromis Multituberculata
Acanthodoris Lutea
Ceratosoma Amoena
Phyllodesmium Opalescens
Trinchesia Yamasui Hamatani
Chromodoris Strigata
Trinchesia Sibogae
Frosted Nudibranch – Sea Slug
Cuthona Sibogae Sea Slug
Phyllodesmium Serratum
Onchidoris Bilamellata
Okenia Hopkinsia Rosacea The Sea Slug
Hypselodoris Festiva
Phyllidia Ocellata
Hydatina Physis
Chromodoris Sinensis
Nembrotha Kubaryana
Goniobranchus Albopunctatus
Chromodoris Reticulata
Melibe Leonina