Caecidotea racovitzai
(an asellid isopod)
Native Transplant

14 results for Caecidotea racovitzai (an asellid isopod)
Download Data

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
243059 ORClatsopColumbia River, Blind Slough, Cathlamet Bay.2002 17080006 Lower Columbiaestablished
243060 ORClatsopColumbia River, near Russian Island, Green Marker 15, high pools2002 17080006 Lower Columbiaestablished
1395903 ORClatsopMarsh Island Creek1999 17080006 Lower Columbiaestablished
1395889 ORColumbiaClatskanie River1999 17080003 Lower Columbia-Clatskanieestablished
243057 ORColumbiaMultnomah Channel, Sauvie Island-Gilbert River Boat Ramp2002 17090012 Lower Willametteestablished
243714 ORHood RiverColumbia River, mid channel north of Hood River.2006 17070105 Middle Columbia-Hoodestablished
243055 ORMultnomahColumbia Slough, Incendiary Bridge2002 17090012 Lower Willametteestablished
243056 ORMultnomahColumbia Slough, Kelly Point Park2002 17090012 Lower Willametteestablished
243713 WABentonColumbia River, Hanford Reach, at East White Bluffs.2006 17020016 Upper Columbia-Priest Rapidsestablished
243058 WACowlitzColumbia River, Dike Road, North Woodland2002 17080003 Lower Columbia-Clatskanieestablished
1395875 WACowlitzMartin Slough1999 17080003 Lower Columbia-Clatskanieestablished
243715 WASkamaniaColumbia River, SE of Carson River Valley.2006 17070105 Middle Columbia-Hoodestablished
161236 WASnohomishSnohomish River Estuary1997 17110019 Puget Soundestablished
243712 WAWhitmanSnake River, Lower Granite Reservoir, Clarkston2006 17060107 Lower Snake-Tucannonestablished

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. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/25/2024].

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