The Crayfishes of Maryland 580 Taylor Avenue Annapolis MD 21401, October 2009, www.dnr.maryland.gov Poster Layout by: John D. Schuster †† = Non-native Species † = Watch List Common Crayfish (Cambarus bartonii bartonii) h o : a y c P ot by C se Swe ker Spinycheek Crayfish (Orconectes limosus) h o : a y c P ot by C se Swe ker Rock Crawfish (Cambarus carinirostris) h o by: a y ce P ot C se Swe k r Digger Crayfish (Fallicambarus fodiens) h o a c P ot by: C sey Swe ker † Allegheny Crayfish (Orconectes obscurus) Photo by: Casey Swecker White River Crawfish (Procambarus acutus acutus) Ph to by: Casey Swecker o Upland Burrowing Crayfish (Cambarus dubius) h o a c P ot by: C sey Swe ker Devil Crawfish (Cambarus diogenes) h o a y c P ot by: C se Swe ker Virile Crayfish (Orconectes virilis) †† h o by: as y S ecke P ot C e w r Red Swamp Crawfish (Procambarus clarkii) †† h o by: a y ce P ot C se Swe k r † Acuminate Crayfish (Cambarus acuminatus) Photo b Ma t Sell y: t Rusty Crayfish (Orconectes rusticus) †† Photo b Ma t el y: tS l Southern White River Crawfish (Procambarus zonangulus) †† P by: a ka y ghma hoto Zc r Lou n Little Brown Mudbug (Cambarus thomai) †† h o : a y c P ot by C se Swe ker