Upper Delaware River Insect Hatch
This is a list of insect that I have observed hatching. The number, and type hatching depend upon, the flow, river section, and weather conditions. I post this list to help you be better prepared when traveling to the Upper Delaware.
User submitted stream reports can be found on the message board. You can read them, and, post messages by clicking the links below.
The Delaware River
Forum main page can be found here.
The Big "D"
The
East Branch
The
West Branch
What are these scientific names that I
don't recognize?
Click here
for an explanation.
For up to date flow and temp, click the links to the East, West and Main stem on the main page, or Click here to go to the Delaware River conditions page.
For a picture and more information about the hatching insect, click on the Insect Info. link.
Upper Delaware River Insect Hatch Information.
Serratella serratoides - Little Tan Dun 20 - 22
Insect Info.
Attenella attenuata - Blue Winged Olive 16 - 18
Insect Info.
Epeorus vitreus - Orange Sulphur size 14
Insect Info.
Acentrella turbida - Blue Winged Olive size 24 - 26
Insect Info.
Ceratopsyche - Spotted Sedge size 16 - 18
Insect Info.
(Look for Ceratopsyche from now until the end of September
Imprortant species include sparna, bronta, slossonae, morosa.)
Isonychia bicolor - Slate Drake size 8, 10, 12
Insect Info.
Fly fishing float trips for wild trout on the Upper Delaware River.
570-853-4048
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