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Content tagged with "aquatic insect"

Photograph of several mosquito larvae resting at water surface

Mosquito Larvae ("Wrigglers")

Mosquito larvae are aquatic, with a large head and thorax and narrow, wormlike abdomen. They typically hang just below the water surface, breathing air through tubes at the end of the abdomen. When disturbed, they wriggle downward.

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image of Mosquito

Mosquitoes

There are about 50 species of mosquitoes in our state.
Who likes mosquitoes? Certainly not people! However, mosquitoes have lived on Earth for millions of years, and all that time they’ve been feeding fish with their legions of “wriggler” larvae.

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Photo of a predaceous diving beetle

Predaceous Diving Beetle

The body of predaceous diving beetles is streamlined, oval, with the narrower end at the head. When swimming, they kick both hind legs simultaneously (not alternately).

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Photo of predaceous diving beetle

Predaceous Diving Beetle With Air Bubble

Many aquatic insects carry a bubble of air against their bodies. Like a diving bell, it enables them to stay underwater longer.

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Photo of a predaceous diving beetle

Predaceous Diving Beetles (Water Tigers)

Species in the beetle family Dytiscidae
Like many aquatic insects, these large oval beetles prey voraciously on other aquatic organisms. Excellent swimmers, they fly well, too, and are often attracted to lights.

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Photo of a Slaty Skimmer dragonfly, female

Slaty Skimmer, Female

The slaty skimmer, Libellula incesta, has a body about 2 inches long. Young males and females have brown abdomens and a dark stripe running down the back. Each of the four wings has a dark spot on the outer leading edge.

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Photo of a Slaty Skimmer dragonfly, male

Slaty Skimmer, Male

The slaty skimmer, Libellula incesta, has a body about 2 inches long. Mature males are all slate blue with black heads. Each of the four wings has a dark spot on the outer leading edge.

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Photo of a Spangled Skimmer dragonfly, female

Spangled Skimmer, Female

The spangled skimmer, Libellula cyanea, grows to nearly 2 inches long. Each of the 4 wings has a white spot beside a black spot on the outer leading edge. Females are dark brown with lengthwise yellow stripes, and darkish wingtips.

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Photo of a Spangled Skimmer dragonfly, male

Spangled Skimmer, Male

The spangled skimmer, Libellula cyanea, grows to nearly 2 inches long. Each of the 4 wings has a white spot beside a black spot on the outer leading edge. Males are blue with a dark head.

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Photograph of a spotted predaceous diving beetle

Spotted Predaceous Diving Beetle

There are many, many different species of beetles, including hundreds of different predaceous diving beetles. If you are having trouble identifying them, congratulate yourself if you can say for certain that it's "some kind of a beetle"!

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