The stream bluet (''Enallagma exsulans'') is a species of American bluet damselflies in the family

Coenagrionidae Coenagrionidae is a family of damselflies, also known as pond damselflies, in the order Odonata and the suborder Zygoptera. The Zygoptera are the damselflies, which although less known than the dragonflies, are no less common. More than 1,300 spec ...

. Its length is 29–37 mm. Many bluet species prefer ponds and lakes; the stream bluet as its name implies is most at home along moving waters. It can be found along small to medium-sized rivers. It is occasionally found at lakes too. In many species of damselflies the males have a blue tip to the abdomen. ''Enallagma exsulans'' is one of those less common cases where the female, too, has a blue abdominal tip. Summertime is the best time to look for stream bluets.

Distribution

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Similar species

Stream bluets look similar to turquoise bluets.

References

*
Enallagma exsulans (Stream Bluet)

* Lam, E. (2004). ''Damselflies of the Northeast.'' Forest Hills, NY:Biodiversity Books. p. 64. * DuBois, Bob (2005). ''Damselflies of the North Woods.'' Duluth, MN: Kollath-Stensaas Publ. p. 88-89. {{Taxonbar, from=Q1633692 Coenagrionidae Odonata of North America Insects of Canada Insects of the United States Fauna of the Eastern United States Insects described in 1861 Taxa named by Hermann August Hagen