Crayfish, also known as crawfish, crawdads, freshwater lobsters, mountain lobsters, mudbugs or yabbies,are freshwater crustaceans resembling small lobsters. source
Crayfish, also known as crawfish, crawdads, freshwater lobsters, mountain lobsters, mudbugs or yabbies,are freshwater crustaceans resembling small lobsters.
Most crayfish cannot tolerate polluted water, although some species such as Procambarus clarkii are hardier. source
Most crayfish cannot tolerate polluted water, although some species such as Procambarus clarkii are hardier.
Crayfish feed on living and dead animals and plants. source
Crayfish feed on living and dead animals and plants.
The name "crayfish" comes from the Old French word escrevisse (Modern French écrevisse). source
The name "crayfish" comes from the Old French word escrevisse (Modern French écrevisse).
The word has been modified to "crayfish" by association with "fish" (folk etymology). source
The word has been modified to "crayfish" by association with "fish" (folk etymology).
The largely American variant "crawfish" is similarly derived. source
The largely American variant "crawfish" is similarly derived.
The study of crayfish is called astacology. source
The study of crayfish is called astacology.
In Singapore, the term crayfish typically refers to Thenus orientalis, a seawater crustacean from the slipper lobster family. source
In Singapore, the term crayfish typically refers to Thenus orientalis, a seawater crustacean from the slipper lobster family.
There are three families of crayfish, two in the Northern Hemisphere and one in the Southern Hemisphere. source
There are three families of crayfish, two in the Northern Hemisphere and one in the Southern Hemisphere.
The greatest diversity of crayfish species is found in southeastern North America, with over 330 species in nine genera, all in the family Cambaridae. source
The greatest diversity of crayfish species is found in southeastern North America, with over 330 species in nine genera, all in the family Cambaridae.
A further genus of astacid crayfish is found in the Pacific Northwest and the headwaters of some rivers east of the Continental Divide. source
A further genus of astacid crayfish is found in the Pacific Northwest and the headwaters of some rivers east of the Continental Divide.
Many crayfish are also found in lowland areas where the water is abundant in calcium, and oxygen rises from underground springs. source
Many crayfish are also found in lowland areas where the water is abundant in calcium, and oxygen rises from underground springs.
Crayfish were introduced purposely into a few Arizona reservoirs and other bodies of water decades ago, primarily as a food source for sport fish. source
Crayfish were introduced purposely into a few Arizona reservoirs and other bodies of water decades ago, primarily as a food source for sport fish.
Australia has over 100 species Crayfish in a dozen genera. source
Australia has over 100 species Crayfish in a dozen genera.
In New Zealand, two species Crayfish of Paranephrops are endemic, and are known by the Māori name kōura. source
In New Zealand, two species Crayfish of Paranephrops are endemic, and are known by the Māori name kōura.
As of 2005, Louisiana supplies 95% of the crayfish harvested in the US. source
As of 2005, Louisiana supplies 95% of the crayfish harvested in the US.