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Entomology

Still from mayfly egg hatching video.

Mayfly Eggs Hatching a Minute After Being Laid

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This ovoviviparous mayfly holds her eggs internally until embryonic development is complete after which she lays them in water and they hatch immediately.

John Jackson, Ph.D., talks about his work at Stroud Water Research Center.

Water Science Careers: Entomology Researcher

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John Jackson, Ph.D., talks about his work as principal investigator in the Entomology Group at Stroud Water Research Center.

Kelly McIntyre in a video still.

Water Science Careers: Aquatic Entomology

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Kelly McIntyre describes her work as an aquatic entomology staff scientist at Stroud Water Research Center.

An entomologist sorts samples seated at a table in the Susquehanna River.

Monitoring the Health of the Susquehanna

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An article in an area newspaper chronicled Stroud Water Research Center’s annual sampling of the Susquehanna River near Mehoopany, Pennsylvania. Stroud Center studies have shown that the river’s health has…

A stream cascade in Lofty Creek, Pennsylvania.

Physiological responses to short-term thermal stress in mayfly (Neocloeon triangulifer) larvae in relation to upper thermal limits

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Kim, K.S., H. Chou, D.H. FunkJ.K. JacksonB.W. Sweeney, and D.B. Buchwalter. 2017. Journal of Experimental Biology 220:2598–2605.

Screenshot of midge video.

Mystery Midge with “Kite Tail” Eggs

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Stroud Center entomologist David Funk documented the unusual behavior of an orthoclad midge species at Lake Umbagog on the Maine/New Hampshire border: Adult females fly over the lake and extrude long strings of eggs which they eventually drop into the water.

A stream cascade in Lofty Creek, Pennsylvania.

Colonization and diversification of aquatic insects on three Macronesian archipelagos using 59 nuclear loci derived from a draft genome

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Rutschmann, S., H. Detering, S. Simon, D.H. Funk, J-L. Gattolliat, S.J. Hughes, P.M. Raposeiro, R. DeSalle, M. Sartori, M.T. Monaghan. 2017. Molecular Phylogenetics and Evolution 107:27–38.

Publication title with image of a mayfly

Macroinvertebrates of rivers and creeks along the interoceanic highway, Cusco and Puerto Maldonado, Perú

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Sweeney, B. W., D.H. Funk, R. W. Flowers, T. Gonzales, and A. Huamantinco. 2017. Museum Guide No. 843, The Field Museum, Chicago, Illinois.

Pathogen and Water-Quality Monitoring at White Clay Creek

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As part of a plan to meet new drinking water regulations, United Water Delaware (UWDE) applied best management practices at several dairy farms in the White Clay Creek and Red…