Hydrochus scabratus
Mulsant, 1844
Hydrochus scabratus is a small water scavenger beetle described by Mulsant in 1844. It belongs to the Hydrochidae, a group sometimes treated as a within Hydrophilidae. The is known from aquatic in northeastern North America.

Pronunciation
How to pronounce Hydrochus scabratus: /ˈhɪdroʊkəs skæˈbreɪtəs/
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Habitat
Aquatic environments, including ponds, slow-moving streams, and wetland margins.
Distribution
Recorded from Canada (Quebec) and the United States (Iowa, Indiana, Maryland, Michigan, New Hampshire, New York, Pennsylvania, Rhode Island, Vermont, Washington, Wisconsin).
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Family Classification
Hydrochidae has historically been treated as a (Hydrochinae) within Hydrophilidae, but is now generally recognized as a distinct in modern classifications.