Dytiscidae sp.

Millcreek has attached these 4 pictures to aid in identification. The message is below.

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Millcreek	July 18th, 2016, 11:31 pm
Healdsburg, CA Posts: 318	This is a diving beetle larvae of the Dytiscidae family. I don't know the genus or species. Got it in an area of slackwater in the Russian River. Collected on April 1, 2016. The length is approximately 25 mm.
	"If we knew what it was we were doing, it would not be called research, would it?" -Albert Einstein

Martinlf	July 18th, 2016, 11:56 pm
Moderator Palmyra PA Posts: 2871	Cool critter. Love your photos! Thanks for posting.
	"He spread them a yard and a half. 'And every one that got away is this big.'" --Fred Chappell

Millcreek	July 19th, 2016, 12:34 pm
Healdsburg, CA Posts: 318	Louis - Thanks. Also, I think I've got the genus figured out. It's probably an Agabus.
	"If we knew what it was we were doing, it would not be called research, would it?" -Albert Einstein

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