Skip to content

Cave Biology Data Portal

Subterranean biodiversity of North America and around the globe

  • ExploreExpand
    • Species
    • Taxonomy
    • States and Provinces
    • Karst Regions
    • Caves You Can Visit
  • ResourcesExpand
    • Funding Opportunities
    • Employment Opportunities
    • Meeting and Events
    • Public Notices
    • News and Updates
  • ContributeExpand
    • Report an Observation
    • Add a Photograph or Image
    • Post an Event
    • Post an Opportunity
    • Add a Reference
    • Add a New Species
    • Report a Correction
  • AboutExpand
    • Acknowledgments
    • Data Sensitivity Policy
    • Citation and Licensing
  • ContactExpand
    • Data Requests
Cave Biology Data Portal
Subterranean biodiversity of North America and around the globe
AnimaliaArthropodaHexapodaInsectaColeopteraHydrophilidaeTropisternus

Collared Water Scavenger Beetle
Tropisternus collaris (Fabricius, 1775)

Taxonomy

Kingdom Animalia
Phylum Arthropoda
Subphylum Hexapoda
Class Insecta
Order Coleoptera
Family Hydrophilidae
Genus Tropisternus
Species Tropisternus collaris (Fabricius, 1775)

Description

Diagnostic characters

Ecological class
Accidental

Distribution

Range

Known from one county in Arkansas.

Continent

North America

Country

United States

States and provinces

Arkansas

Counties

Arkansas
Izard

Conservation and management

NatureServe

GNR Unranked

G1G2G3G4G5

National ranks

United States
NNR

Subnational ranks

South Carolina
SNR Unranked
Wyoming
SNR Unranked
Indiana
SNR Unranked

State and federal status

Not listed under the U.S. Endangered Species Act

References

  • McDaniel, V.R. & Smith, K.L. 1976. Cave fauna of Arkansas: selected invertebrate taxa. Journal of the Arkansas Academy of Science 30: 57–60. https://scholarworks.uark.edu/jaas/vol30/iss1/22.

How to cite this account

Tropisternus collaris (Fabricius, 1775). Cave Biology Data Portal, account SP-3028. https://cavebiology.org/species/tropisternus-collaris/ (accessed 7 September 2026).

Data sources and funding are listed in the Acknowledgments.

Spotted something wrong on this page? Report a correction. Accounts are compiled from many sources and corrections from people who know the group are the most useful email we get.

Cave Biology Data Portal

Species accounts, distributions, and conservation status for the subterranean fauna of North America and around the globe, with resources for the cave and karst research community.

Text and data CC BY 4.0. Images all rights reserved unless stated.

Explore

  • Browse
  • Taxonomy

Resources

  • Funding
  • Employment
  • Contribute

About this site

  • About Us
  • Acknowledgments
  • Contact Us
  • Data Sensitivity Policy
  • Citation and Licensing
  • Accessibility Statement
  • Privacy Policy
  • Cookies Policy
  • Terms and Conditions
  • Explore
    • Species
    • Taxonomy
    • States and Provinces
    • Karst Regions
    • Caves You Can Visit
  • Resources
    • Funding Opportunities
    • Employment Opportunities
    • Meeting and Events
    • Public Notices
    • News and Updates
  • Contribute
    • Report an Observation
    • Add a Photograph or Image
    • Post an Event
    • Post an Opportunity
    • Add a Reference
    • Add a New Species
    • Report a Correction
  • About
    • Acknowledgments
    • Data Sensitivity Policy
    • Citation and Licensing
  • Contact
    • Data Requests