Invasive SpeciesWhirligig beetle larva

Coleoptera (order)
FOUND by StephCurryArch30
ID Confirmed
Quality checked by Mrs. Tate
Peer reviewed by Mrs. Tate
Field Notes
We went down to Mill Stream and used a kick net to catch the beetles that we saw in a small cove in the stream.
Supporting Evidence
Photo of my evidence.
The Whirligig Beetle has a hard shell to protect itself, but the Water Penny also has a hard shell. The Water Penny has a larger shell and it has a more circular body frame unlike the Whirligig.
Photo of my evidence.
This picture shows sharp barbs and we know that the Whirligig Beetle has sharp barbs unlike the Water Penny.
Photo of my evidence.
This shows it's 1 1/4 centimeters long and we know that the Whirligig Beetle is about 1 1/4 centimeters long. The water penny is 6 to 10 millimeters long.
Species Observation: Species Looked For
Did you find it?: 
I think I found it
Scientific name:
Coleoptera (order)
Common name:
Whirligig beetle larva
Sampling method: 
Just looking around
Photo of our sampling method.
Place Studied
We’re sorry, JavaScript is required to view the map. If JavaScript is you may wish to upgrade to a newer browser in order to view this map.
Map this species
N 44.728421 °
W -68.627139 °
Observation Site Information
A photo of our study site.
Freshwater - In a stream or river
Trip Information
Mill Stream
Trip date: 
Fri, 2014-08-29 11:32
Town or city: 
Type of investigation: 
Species Survey
Eastern Coastal
MIDAS Code: 
Login or register to post comments