Aquarius conformis
(Uhler, 1878)
Aquarius conformis is a of water strider in the Gerridae, characterized by large body size (15–16.5 mm). It belongs to the A. elongatus species group and is most closely related to A. nebularis. The species inhabits freshwater surface across eastern North America.

Pronunciation
How to pronounce Aquarius conformis: /əˈkwɛəriəs kənˈfɔrmɪs/
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Identification
Can be distinguished from other Aquarius by its large body size (15–16.5 mm) and geographic distribution in eastern North America. Most closely related to and potentially confused with A. nebularis, which shares its eastern North American range; precise morphological distinctions between these species require detailed examination.
Images
Appearance
reach 15–16.5 mm in length. As a member of the Gerridae , it possesses the characteristic long, slender legs adapted for locomotion on water surfaces, with the middle pair of legs being notably elongated for propulsion.
Habitat
Freshwater surface , including ponds, lakes, streams, and rivers. As a water strider, it occupies the air-water interface of calm to moderately flowing freshwater bodies.
Distribution
Eastern North America, ranging from Quebec west to Wisconsin and south to Florida and Mexico.
Ecological Role
As a surface-dwelling , it occupies the neustonic zone of freshwater , where it likely preys on small trapped at the water surface.
Similar Taxa
- Aquarius nebularisMost closely related within the A. elongatus species group; shares eastern North American distribution and similar large body size, requiring careful morphological examination for differentiation.
More Details
Species Group Affiliation
Belongs to the A. elongatus group within the Aquarius.