Callinectes sapidus - Wikipedia
网页Callinectes sapidus (from the Ancient Greek κάλλος,"beautiful" + nectes, "swimmer", and Latin sapidus, "savory"), the blue crab, Atlantic blue crab, or, regionally, the Maryland blue crab, is a species of crab native to the waters of the western Atlantic Ocean and the Gulf of Mexico, and introduced internationally.
Blue Crab - National Wildlife Federation
网页Also known as the Chesapeake blue crab or the Atlantic blue crab, these crabs are strong swimmers—largely due to their fifth pair of legs, which are shaped like paddles. They are striking to spot with their often bright-blue claws and olive-colored carapace (shell). The claws on the adult female blue crab are tipped with red.
BLUECRAB.INFO - Blue Crab Identification
网页Claw Color. Here's an easy way to tell the difference between a male and female blue crab. Males have blue claws, and, like most humans, female blue crabs "paint their fingernails" (i.e., the tips of their claws are "painted" red!)
Blue Crab - NOAA Fisheries
网页2023年11月2日 · The blue crab’s shell—called the “carapace”—is a blue to olive green. Shells can reach up to 9 inches across. Blue crab claws are bright blue, and mature females have red tips on their claws too. They have three pairs of walking legs and rear swimming legs that look like paddles. Blue crabs have …
Blue Crab - National Geographic
网页The blue crab is so named because of its sapphire-tinted claws. Its shell, or carapace, is actually a mottled brownish color, and mature females have red highlights on the tips of their pincers.
Blue Crab Facts - ThoughtCo
网页2019年9月22日 · Blue crabs have blue legs and claws and olive to grayish blue bodies. The color comes mainly from the blue pigment alpha-crustacyanin and the red pigment astaxanthin. When blue crabs are cooked, heat deactivates the …
Blue Crab: Appearance, Habitat, Facts, and More - Ocean Info
网页Appearance. Blue crabs have a broad, triangular-shaped carapace (shell) that ranges from blue to olive green. Juvenile crabs often have a more mottled carapace compared to the smoother adult versions. They can reach up to 9 inches across.
Blue Crabs - Facts, Diet & Habitat Information - American Oceans
网页While there are many different crabs species, the Blue Crab is distinct in its bright blue coloring legs. They can be widely found from the Atlantic and Gulf coasts to Nova Scotia and even to Uruguay in coastal lagoons. The Blue Crab is a strong swimmer with a fifth pair of paddle-like legs to help them move quickly and efficiently.
The Atlantic Blue Crab (Callinectes sapidus) – Crabbing Hub
网页Blue Crab Overview. The Atlantic Blue Crab is a small, swimming crustacean found in brackish and saltwater along the East and Gulf Coast. They have two front claws, three legs on either side of their body, and two fins to help swim. Blue crabs are scavengers, with a diet of whatever they can get their claws on.
Atlantic Blue Crab - Oceana
网页The Atlantic blue crab (also known as the Chesapeake Blue Crab) is a common species along the east coast of the United States and in the Gulf of Mexico and lives as far south as Argentina. It is named for its blue color (in life) and is a …