Virile Crayfish Orconectes virilisNon-native  -  Invasive  Synonyms: Northern Crayfish.

Status:

Native to North America, but not to our area. The Virile Crayfish is an unwelcome invader to Maryland's freshwater streams.

Description:

Spiny-cheeked (O. limosus) has multiple spines on their cheeks below their eye. Narrow areola eliminates O. obscurus (M. Lutmerding, pers. comm.).

There are 23 records in the project database.

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A Virile Crayfish in Baltimore Co., Maryland (5/24/2014). Photo by Frode Jacobsen. (MBP list)

A Virile Crayfish in Baltimore Co., Maryland (6/4/2017). Photo by Bill Hubick. (MBP list)

A Virile Crayfish in Howard Co., Maryland (6/19/2014). Photo by Sue Muller. (MBP list)

A Virile Crayfish in Carroll Co., Maryland (4/30/2019). Photo by Emilio Concari. (MBP list)

A Virile Crayfish in Howard Co., Maryland (8/12/2017). Photo by Robert Aguilar, SERC. (MBP list)

A Virile Crayfish in Howard Co., Maryland (9/16/2018). Photo by Sue Muller. (MBP list)


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