Share your observations

Share your observations of plants or non-game animals with the Natural Heritage Inventory

Biodiversity
Rare animals
Find rare and non-game animals.
Rare plants
Learn about plants on the Natural Heritage Working List.
Rare lichens
Discover Wisconsin's lichens.
Natural communities
Explore Wisconsin's natural communities.
Other features
Discover unique resources.
Eagle license plate

Help care for rare plants and animals by ordering an Endangered Resources plate.

Related links
Contact information
For information on Wisconsin's rare vertebrate animals, contact:
Rich Staffen
Conservation Biologist
608-266-4340
For information on Wisconsin's rare invertebrates, contact:
Jay Watson
Conservation Biologist
920-662-5161

Wisconsin's rare crustaceans

Crustaceans on Wisconsin's Natural Heritage Working List – last revised May 2016. Life history, where they are found in the state, photos and management information is available for many of these species. Please consider sharing your observations [exit DNR] with the Wisconsin Natural Heritage Inventory

Click on the table headings to sort the table or sort taxonomically. Choose a species from the list to explore information for that animal. View the table key.
Scientific Name Common Name Global
Rank		 State
Rank		 Federal
Status		 WI
Status		 WWAP Mapped in NHI
Creaserinus fodiens Digger Crayfish G5 SU r-SIN N
Eubranchipus ornatus Ornate Fairy Shrimp G3 SU r-SIN N
Eubranchipus serratus Ethologist Fairy Shrimp G5 SU r-SIN N
Lynceus brachyurus Holarctic Clam Shrimp G5 SU r-SIN N
Procambarus gracilis Prairie Crayfish G5 S2S3 SC/N SGCN Y

Rank and status: To learn more about species rank and status, see the working list key. WWAP: (Wisconsin Wildlife Action Plan): SGCN (Species of Greatest Conservation Need) and monitoring and ranking SIN (Species with Information Needs). Mapped in NHI: (Natural Heritage Inventory): Y = Observations of these species are mapped into the NHI database.

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Last revised: Thursday, December 22, 2022