Facts - Information - Picture
Profile of the Shore Crab
This Profile contains interesting facts and information about the Shore Crab species.
Size: Up to 6cm in Length and 9cm Wide
Diet / Feeding: Sea Snails, Clams, Young Fish
Habitat: Up to 15m depth, coastal marine waters
Behaviour: Aggressive, one of the most successful sea predators
Range: Native to North Atlantic and Baltic Sea but introduced to Atlantic and Pacific coasts of North America as well as Australia, South America and South Africa
Scientific Classification of the Shore Crab
Definition: Scientific classification, or biological classification, is how biologists group and categorize species of organisms with shared physical characteristics. Scientific classification belongs to the science of taxonomy.
Interesting Facts and Information - How do you identify the sex of a Shore Crab?
The males and females of many fish species have different colors or different shaped bodies. But there are also other fish species where there is no visible difference. Its sometimes tricky being an ichthyologist! Male Crabs usually have larger claws whilst female crabs have a wider more rounded abdomen.
Interesting Facts and Information - Why do Shore Crab have gills?
Gills enable the Shore Crab to breathe. Gills consist of thin sheets of tissue containing blood vessels. As water passes over the gills oxygen is absorbed into the blood stream Carbon dioxide passes out into the water. The gills are protected by a large bony plate called an operculum. Some fish species however have lungs and breathe air. Shore Crabs need to remain need to keep their gills moist so remain close to the water.
Interesting Facts and Information - Why is the Shore Crab called an Arthropod?
An Arthropod is an invertebrate animal (without a backbone) that has a segmented body with jointed limbs (appendages). True crabs are Decapod Crustaceans. Some species such as Hermit crabs, Porcelain crabs King crabs and Horseshoe crabs are not true crabs! Decapod Crustaceans have five pairs of legs, the first three are used for feeding. At the end of the limbs are the chelae which is the correct term for pincers or claws.
Interesting Facts and Information about Shore Crab