Janthina janthina - Wikipedia
Janthina janthina is a species of holoplanktonic sea snail, a marine gastropod mollusk in the family Epitoniidae. Its common names include violet sea-snail , common violet snail , large violet snail and purple storm snail .
Janthina janthina - Facts, Diet, Habitat & Pictures on Animalia.bio
Janthina janthina is a species of holoplanktonic sea snail, a marine gastropod mollusk in the family Epitoniidae. Its common names include violet sea-snail, common violet snail, large violet snail and purple storm snail,
Violet Seat Snail (Bubble Raft Snail) - Ocean Info
The violet sea snail is a small snail with a shell that typically grows to be about the size of a dime. The shell is conical in shape and has a dark, violet-purple color. What’s more, the snail has a soft, fleshy body that is also violet in color and can grow up to 4 cm.
Janthina globosa - Wikipedia
Protected by its hard outer shell, Janthina globosa has a soft body with forked cephalic tentacles on its belly, used for many different things like locomotion and receiving sensory input. Its unique purple color serves to camouflage itself in its environment and also serves as an efficient means of obtaining food, making it a better predator.
Janthina janthina | Zooplankton Guide - Scripps Institution of …
Feeds on jellyfish, Velella velella, Physalia physalis. Fish, birds, sea turtles, other molluscs and nudibranchs. A marine gastropod, commonly called the violet snail or purple snail for its bright color. Janthina secretes a bubble filled raft made of mucus to stay afloat at the sea surface. http://www.roboastra.com/Janthina.htm.
Purple topshell - The Wildlife Trusts
Also known as the flat topshell, these are one of the most common and colourful sea snails you are likely to see when out on a rockpool safari! These small, highly attractive sea snails are very common across most seashores and shallow waters, spending most of their time grazing on seaweed and rocks.
Violet snail an ocean wanderer - Australian Geographic
2014年3月6日 · These baby snails are protected from day one by a great camouflage strategy known as countershading. It works by having the underside of their shell – which sits on the surface of the ocean when they’re floating – be much darker in colour than the top.
From the Curator: The Purple Sea Snail – Upside Down Wanderer
2020年10月8日 · These light-as-air snails live their entire lives upside down and attached to a living Portuguese Man-Of-War. The purple and blue colors of the air sack of these jellyfish have made them a pretty addition to the high tide line of the beach. But do not touch them!
Shell of the Week: The Common Violet Snail - shellmuseum
2021年8月13日 · Violet snails drift on the ocean surface using a raft of bubbles, feeding on other members of the neuston community such as the hydrozoans By-the-Wind-Sailor (Velella velella) and the Blue Button (Porpita porpita).
Full article: Exceptional strandings of the purple snail Janthina ...
2017年10月10日 · In the majority of the sites, the stranded banks were composed only of shells and rafts, while in four localities they were mixed with dead V. velella (Table II). The size–frequency distribution of the shells’ heights showed a bi-modal trend, with a first mode in the 11-mm size class and a second mode at 23 mm (Figure 4(a)).