Patrick DeHaan

Man in USFWS uniform smiling.
Project Leader
Whitney Genetics Laboratory
Midwest Fisheries Center
Fish and Aquatic Conservation
Address

555 Lester Ave
Onalaska, WI 54650
United States

(608) 514-1383
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From The Library

Preliminary Assessment of Pacific Lamprey Environmental DNA Samples from Western Washington Rivers.
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Preliminary Assessment of Pacific Lamprey Environmental DNA Samples from Western Washington Rivers.

Recently, occupancy models have emerged as a useful tool for estimating the distribution of fish species that are patchily distributed and may be difficult to sample, including Pacific Lamprey (Reid and Goodman 2015). Environmental DNA represents another useful tool for determining the...

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Refining the use of environmental DNA (eDNA) as a method to detect presence of the endangered Topeka Shiner (Notropis topeka)
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Refining the use of environmental DNA (eDNA) as a method to detect presence of the endangered Topeka Shiner (Notropis topeka)

Topeka Shiner (Notropis topeka) is an endangered fish species that inhabits oxbows, floodplains, and small headwater streams throughout the central United States. Habitat loss and alterations represent the main threats to this species and conservation actions have included restoring oxbows that...

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Identifying the Status of Invasive Carp Recruitment in the Red River and its Tributaries below Denison Dam in Oklahoma and Texas
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Identifying the Status of Invasive Carp Recruitment in the Red River and its Tributaries below Denison Dam in Oklahoma and Texas

Like many invasive species, Bighead (Hypophthalmichthys nobilis) and Silver Carp (H. molitrix)—collectively nicknamed ‘bigheaded carp’—are known for their hardiness, high fecundity, dispersal abilities, and competitive advantage against native aquatic species in the United States. While our...

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Field validation of an eDNA early detection and monitoring tool for Northern Snakehead (Channa argus) in Arkansas
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Field validation of an eDNA early detection and monitoring tool for Northern Snakehead (Channa argus) in Arkansas

The Northern Snakehead, Channa argus, is an invasive fish species in North America with populations initially established in mid-Atlantic water bodies. Its presence was first recorded in the United States in 1997. The species was listed as a highly injurious species in 2002 under the Lacey Act....

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Upper Mississippi River Ichthyoplankton Sample qPCR Screening for Invasive Carp
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Upper Mississippi River Ichthyoplankton Sample qPCR Screening for Invasive Carp

Invasive carp (Bighead, Silver, Black, and Grass carp) threaten native ecosystems and recreation in Minnesota waters. These invasive species have been spreading upstream in the Mississippi River basin since their escape in the 1970s (Henderson 1976). With high fecundity and the ability to...

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In The News

A man kneeling in a shallow creek releasing a large fish with mountains in the background.
Endangered Species Act
Celebrating ESA's 50th with Abernathy Fish Technology Center
From delisting the first fish, to using DNA to help bull trout return to their natal waters, and joining forces with botanists to use DNA to conserve a threatened plant, Abernathy Fish Technology Center's work in conservation genetics has informed important decisions for threatened and endangered...