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.
I update the posting on facebook directly from the river, that info may be a bit more current.
What are these scientific names that I
Click here for an explanation.
For up to date flow and temp, click the links to the East, West and Main stem on the conditions page, 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.
Taeniopteryx navalis - Stoneflies size 14 - 16 - 18
Strophopteryx fasciata - Stoneflies size 16 - 18 Insect Info.
Apatania nigra - Smokey Wing Sedge, Black Caddis size 22 Insect Info.
Epeorus pleuralis - Quill Gordon size 12 - 14 Insect Info.
Paraleptophlebia adoptiva - Dark Quill size 18 - 20 Insect Info.
Ephemerella subvaria - Hendrickson size 12 - 14 Insect Info.
Brachycentrus solomoni - Black Caddis, Grannom 16 - 18 Insect Info.
Brachycentrus appalachia - Apple Caddis size 16 - 18 Insect Info.
Fly fishing float trips for wild trout on the Upper Delaware River.607-221-4282