Crabs are animals like shrimp, lobsters, and hermit crabs. They are protected by a hard shell and breathe through gills. Crabs are found in both marine and freshwater habitats. They are relatively common crabs in China. There are swimming crabs, blue crabs, hairy crabs, etc. Which crab is bigger? What is the biggest crab in the world of facts? In this article, we will provide information about the 10 largest crabs in the world. Let’s take a look at it briefly.
Top 10 Largest Crabs in The World Facts
10. Florida Stone Crab
The Florida Fish and Wildlife Conservation Commission is responsible for regulating the world’s largest crab, Menippe mercenaria, a valuable seafood species.
The fishery, which provides 99% of all stone crab landings in the US, harvests only the claws and returns the crabs to the water. The species’ survival depends on factors like water temperature and claw breaking.
09. Blue Crab
The largest blue crabs in the world, found in Chesapeake Bay, are a crucial species in the United States’ Chesapeake Bay food web. They serve as both predators and prey, supporting commercial and recreational fisheries.
However, their sensitivity to environmental and habitat changes has led to severe declines in populations, particularly in the eastern United States.
08. Opilio Crab
The Opilio Crab, also known as the Snow Crab, is a commercially important species found in the North Pacific. Not native to the Barents Sea, it has established itself there and is a valuable resource for the fishing industry.
This opportunistic predator feeds on a wide array of benthic prey, making it a valuable resource for the fishing industry.
07. Dungeness Crab
The Dungeness Crab, a commercially important species of Metacarcinus magister, is a keystone species in the Pacific Northwest, known for its sweet and tender meat.
Located in the North Pacific Ocean, it is primarily caught in Alaska, Washington, and Oregon. Named after the town of Dungeness, Washington, it is an opportunistic feeder, consuming various prey including clams, mussels, and small fish.
06. Brown Crab
The brown crab, the world’s largest crab, is a valuable resource for the fishing industry. Known for its smooth, oval carapace and thick pincers with sharp black nails, it is the largest edible crab found naturally in Norwegian waters.
The species is a valuable resource for the fishing industry and is used in various seafood dishes, making it a significant part of the world’s seafood landscape.
05. Christmas Island Red king Crab
The Red King Crab (Paralithodes camtschaticus) is a large, bottom-feeding omnivore found in the Bering Sea, Kamchatka Peninsula, Aleutian Islands, St. Lawrence Island, and Barents Sea. With an 11-month brood cycle in its first year and a 12-month cycle in subsequent years, it can grow up to 24 lbs and live up to 20–30 years.
The largest crabs are valuable resources for the fishing industry and are used in various seafood dishes, making them a significant part of the world’s ecosystem.
04. Giant Mud Crab
The giant mud crab (Scylla serrata) is one of the largest crabs in the world, found in the Indo-Pacific region. With a carapace width of up to 46 cm and a weight of up to 17 kg, this predatory crab eats a variety of prey, including molluscs, crustaceans, and fish.
Known for its fickle nature, the giant mud crab is a valuable resource for the fishing industry and used in a variety of seafood dishes.
03. Coconut Crab
The Coconut Crab, the largest terrestrial crab and arthropod, is found in the southwest Pacific and Indian Oceans. With an adult size of 3 feet across and a weight of up to 9 pounds, it is known for its strong claws that can open coconuts and eat their contents. These generalist scavengers feed on fallen fruit, carrion, and shells of other crabs. They are nocturnal and can live for up to 60 years.
02. Tasmanian Giant Crab
The Tasmanian giant crab is one of the largest crabs in the world, weighing up to 17 kg and having a shell width of up to 46 cm. It is found in the waters around Tasmania, Australia.
The largest Tasmanian giant crab can weigh as much as 30 pounds. These crabs are a remarkable and impressive species, known for their size and weight.
01. Japanese Spider Crab
The Japanese Spider Crab (Macrocheira kaempferi) is the world’s largest crab, found in the North Pacific Ocean off the coasts of Konshu and Kyushu. With the largest leg span of any arthropod, it feeds on dead animal or plant matter and scrapes the ocean floor for plants and algae.
Found in the Pacific side of Japan as far south as Taiwan, they thrive in temperatures of about 50 degrees. Although not widely exploited commercially, the spider crab is considered a rare delicacy in Asia, leading to a decline in its numbers due to fishing.
Crabs, vibrant creatures, are widely distributed in oceans and fresh water. These colorful creatures, ranging from huge and spectacular to small and exquisite, have unique ecological habits and lifestyles. The 10 largest crabs in the world are a testament to their value as a delicacy and an essential part of an ecosystem.