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Blue crab escaping from the net along the Core Banks of North Carolina.. 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.
Portunus pelagicus, also known as the blue crab, blue swimmer crab, blue manna crab and flower crab is a species of large crab found in the Indo-Pacific, including off the coasts Indonesia, [1] Malaysia, [2] Cambodia, [3] Thailand, [4] the Philippines, [5] and Vietnam; [6] and in the intertidal estuaries around most of Australia and east to New Caledonia.
Calcinus elegans, also known as the blue line hermit crab, is a small, tropical hermit crab. ... (0–66 feet), a sea surface salinity range of 30-35 ppt, ...
The New York Horseshoe Crab Monitoring Network conducts a citizen science annual census at different sites. [4] Lady crab (Ovalipes ocellatus) Portly spider crab (Libinia emarginata) A species of decorator crab. Like most spider crab It is edible though rarely in the USA on account of appearance. Ivory barnacle (Amphibalanus eburneus)
Portunus segnis, the African blue swimming crab, is a species of crustacean, a swimming crab belonging to the family Portunidae. While native to the western Indian Ocean, it is also invasive in the Mediterranean. It is thought to have come through the Suez Canal from the Red Sea but it may have been transported by ships. [2]
Local springs in Lake George (and throughout the St Johns River) impart enough salt to the system to make the habitat suitable to resident and migratory marine species like Atlantic stingray, various species of mullet, striped bass and blue crabs. There is a large enough blue crab population to support a local fishery, making it one of the only ...
The range of the optimum. Tolerance ranges are not necessarily fixed. They can change as: Seasons change. Environmental conditions change. Life stage of the organism changes. Example – blue crabs. The eggs and larvae require higher salinity than adults. The range of the optimum may differ for different processes within the same organism.
Catches of blue crabs dropped unevenly from 4,265,063 pounds (1,934,600 kg) in 1987 to 389,795 pounds (176,808 kg) in 2012, but with high catches in 1998, 1991, alternating with low catch years. These crabs require 2% salt content in the water to survive. A drought increases the salt content and heavy rainfall decreases it.