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Faxonius virilis is a species of crayfish known as the virile crayfish, northern crayfish, eastern crayfish, and lesser known as the lake crayfish or common crawfish. Faxonius virilis was reclassified in August 2017, and the genus was changed from Orconectes to Faxonius . [ 4 ]
Cambarus monongalensis, the blue crayfish [2] or Monongahela crayfish, [1] is a species of burrowing crayfish native to Pennsylvania and West Virginia. [2] [3] [4] It has also been found recently in Ohio. [5] The common name refers to the Monongahela River, with the first specimens being collected from Edgewood Park, Allegheny County ...
Measurement of a rusty crayfish. Adult rusty crayfish can reach 10 centimeters (4 inches) in length, although they reach maturity at about 4.4 cm (1.7 in), [11] and can range in color from greenish grey, to reddish brown, [12] [13] [14] They can be easily recognized by two "rusty", reddish colored spots on the sides of their back and their large front claws with black bands around the tips. [15]
The genus Cambarus is the second largest freshwater crayfish genus inhabiting the Northern Hemisphere, with only sixty fewer species than the genus Procambarus. [2] Though Cambarus are varied across species, the two terminal elements that make up the male form I gonopod form ninety degree angles with the central appendage, allowing for their identification.
Cambarus carinirostris is moderate sized, with a mean total carapace length of 29.1 millimetres (1.15 in) reported. Dorsally, it is brown or beige, with crimson borders on the abdominal terga. while the ventral surfaces and pereiopods are cream or white in color.
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Procambarus acutus, the white river crayfish, is a species of crayfish in the family Cambaridae. It is found in North America and Europe. [3] [4] [1] [5] The IUCN conservation status of Procambarus acutus is "LC", least concern, with no immediate threat to the species' survival. The IUCN status was reviewed in 2010. [1]
It was found at the intersection of state Route 59 and state Route 261, in Franklin Township near Kent State University, according to William Ressler, who found the animal and reported it to state ...