Other Common Names
Giant Diving Scavenger Beetle, Giant Water Scavenger
Explanation of Names
Hydrophilus triangularis Say 1823
Identification
Similar to the usually smaller and less oblong
H. (Dibolocelus) ovatus (which is more common southward), but the prosternum is undivided
(1)Range
transcontinental (BC-QC to FL-CA), less common in the northwest
(2)(3)Habitat
marshy lakes, weedy ponds, swales and streams; often found under parking lot lights
(1)Food
predator/herbivore (Moorhead et al. 1998)
Print References
Moorhead D.L., Hall D.L., Willig M.R. (1998) Succession of macroinvertebrates in playas of the southern High Plains, USA. JNABS 17: 430-442.
Contributed by
Cotinis on 20 November, 2005 - 7:04am
Additional contributions by
Mike Quinn,
v belovLast updated 5 November, 2017 - 5:15pm