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Caddisfly Genus Chimarra (Little Black Sedges)

Taxonomic Navigation -?-
Kingdom Animalia (Animals)
» Phylum Arthropoda (Arthropods)
» Class Insecta (Insects)
» Order Trichoptera (Caddisflies)
» Family Philopotamidae
» Genus Chimarra (Little Black Sedges)
Species in ChimarraNumber of SpecimensNumber of Pictures
Chimarra aterrimaLittle Black Sedge15
Chimarra obscuraLittle Black Sedge00
Chimarra sociaLittle Black Sedge00

19 species aren't included.
Common Names
Pictures Below
Chimarra aterrima is the most important species.  

Where & When

Time Of Year (?): Early May to mid-June
The pupae emerge by crawling out onto land.

Hatching Behavior

Time Of Day (?): Morning to midday
There are conflicting accounts of the egg-laying behavior of this genus. Gary LaFontaine writes in Caddisflies that they serenely ride the surface in great numbers to oviposit. In Selective Trout, Swisher and Richards say they dive underwater. Their mention is less detailed and I'm inclined to believe LaFontaine, but perhaps some species exhibits each behavior.

Egg-Laying Behavior

Time Of Day: Afternoon
Chimarra females dive to the bottom to oviposit.

2 Caddisfly Specimens in the Genus Chimarra:

Chimarra (Little Black Sedges) Caddisfly LarvaChimarra (Little Black Sedges) Caddisfly LarvaView 6 Pictures
Region: Northeast
Collected Mar 30, 2007
Added Apr 2, 2007
Chimarra (Little Black Sedges) Caddisfly LarvaChimarra (Little Black Sedges) Caddisfly LarvaView 4 Pictures
Region: Upper Midwest
Collected Mar 1, 2004
Added Jan 25, 2006

Recent Discussions of Chimarra

Pupa color? 5 Replies »
Posted by Frankcoz on Mar 27, 2008
Last reply on Apr 5, 2008 by GONZO
Seems like dead drifting the pupa pattern during the emergence time is a good way to fish this before the adults are on the water.

Does the pupa retain the orange color of the larva or do they have the color of the adult?
Reply

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