Common name: Siberian prawn
Synonyms and Other Names: Leander modestus
available through www.itis.gov
Native Range: Indo-West Pacific, Siberia, Manchuria, Korea, China, and Taiwan (Oh 2002).
Hydrologic Unit Codes (HUCs) Explained
Puerto Rico &
Interactive maps: Point Distribution Maps
Table 1. States with nonindigenous occurrences, the earliest and latest observations in each state, and the tally and names of HUCs with observations†. Names and dates are hyperlinked to their relevant specimen records. The list of references for all nonindigenous occurrences of Exopalaemon modestus are found here.
Table last updated 4/18/2021
† Populations may not be currently present.
Ecology: Freshwater (Oh 2002). Young et al. (2017) found that the Siberian Prawn inhabited unvegetated muddy substrate in presence of other nonidigenous prawns, but had no habitat preference when there were no other nonindigenous prawns in the San Francisco Estuary.
Means of Introduction: Introduced to the Columbia River mouth in ballast water in the 1990s (Emmett 2002).
References: (click for full references)
Emmett, R. L., S. A. Hinton, D. J. Logan, and G. T. McCabe, Jr. 2002. Introduction of a Siberian freshwater shrimp to western North America. Biological Invasions. 4:447-45
Oh, Chul-Woong, H-L Suh, K-Y Park, C-W Ma, and H-S Lim. 2002 Growth and reproductive biology of the freshwater shrimp Exopalaemon modestus (Decapoda:Palaemonidae) in a lake of Korea. Journal of Crustacean Biology, 22(2): 357-366
Young, M.J., K.A. Berridge, T. O'Rear, P.B. Moyle, and J.R. Durand. 2017. Habitat partitioning by native and alien fishes and decapods in novel habitats of the upper San Francisco Estuary. Biological Invasions 19(9):2693-2710. https://link.springer.com/article/10.1007/s10530-017-1477-2.
Revision Date: 10/22/2019
Elder, N.E., 2021, Exopalaemon modestus (C. Heller, 1862): U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov/queries/FactSheet.aspx?SpeciesID=1200, Revision Date: 10/22/2019, Access Date: 4/18/2021
This information is preliminary or provisional and is subject to revision. It is being provided to meet the need for timely best science. The information has not received final approval by the U.S. Geological Survey (USGS) and is 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 information.