Faxonius immunis
Faxonius immunis
(calico crayfish)
Crustaceans-Crayfish
Native Transplant
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7 results for Faxonius immunis (calico crayfish)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1753549 COLarimerpond, 15 mi W Masonville, just W Buckhorn Ranger Station1982 10190006 Big Thompson 
1753562 COWeldLittle Thompson River, 4 mi SW Johnstown2000 10190006 Big Thompson 
1753550 MNLake of the WoodsWinter Road River, 5 mi W Bandette, Co. Rd. 762006 09030008 Lower Rainy 
1753543 MOBatesroadside pools, 2.75 mi E Rich Hill, along Rt. B1987 10290102 Lower Marais Des Cygnes 
1753541 MOVernonLandon Branch, 5 mi S Nevada1983 10290104 Marmaton 
1753542 MOVernonroadside pools, 1.5 mi E Horton, near Spile Lake1987 10290104 Marmaton 
1753557 WYSheridanLittle Tongue River, 8 mi NNW Sheridan, jct. Hwy. 345 & I-901995 10090101 Upper Tongue 

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

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Citation information: U.S. Geological Survey. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/22/2026].

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