Joel Sartore Joel Sartore

National Geographic Photographer and Speaker

Keyword: Conservation Fisheries

Ouachita madtoms (Noturus lachneri) at Conservation Fisheries, a native stream fish breeding center in Knoxville. This is a rare stream fish that has a limited range in Arkansas and is listed as endangered on the IUCN Red List, but it still isn’t listed under the ESA.

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Ouachita madtoms (Noturus lachneri) at Conservation Fisheries, a native stream fish breeding center in Knoxville. This is a rare stream fish that has a limited range in Arkansas and is listed as endangered on the IUCN Red List, but it still isn’t listed under the ESA.

Ouachita madtoms (Noturus lachneri) at Conservation Fisheries, a native stream fish breeding center in Knoxville. This is a rare stream fish that has a limited range in Arkansas and is listed as endangered on the IUCN Red List, but it still isn’t listed under the ESA.

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ESA001-00278

Ouachita madtoms (Noturus lachneri) at Conservation Fisheries, a native stream fish breeding center in Knoxville. This is a rare stream fish that has a limited range in Arkansas and is listed as endangered on the IUCN Red List, but it still isn’t listed under the ESA.

Ouachita madtoms (Noturus lachneri) at Conservation Fisheries, a native stream fish breeding center in Knoxville. This is a rare stream fish that has a limited range in Arkansas and is listed as endangered on the IUCN Red List, but it still isn’t listed under the ESA.

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ESA001-00279

Ouachita madtoms (Noturus lachneri) at Conservation Fisheries, a native stream fish breeding center in Knoxville. This is a rare stream fish that has a limited range in Arkansas and is listed as endangered on the IUCN Red List, but it still isn’t listed under the ESA.

Ouachita madtoms (Noturus lachneri) at Conservation Fisheries, a native stream fish breeding center in Knoxville. This is a rare stream fish that has a limited range in Arkansas and is listed as endangered on the IUCN Red List, but it still isn’t listed under the ESA.

Photo

ESA001-00280

Ouachita madtoms (Noturus lachneri) at Conservation Fisheries, a native stream fish breeding center in Knoxville. This is a rare stream fish that has a limited range in Arkansas and is listed as endangered on the IUCN Red List, but it still isn’t listed under the ESA.

Ouachita madtoms (Noturus lachneri) at Conservation Fisheries, a native stream fish breeding center in Knoxville. This is a rare stream fish that has a limited range in Arkansas and is listed as endangered on the IUCN Red List, but it still isn’t listed under the ESA.

Photo

ESA001-00281

Ouachita madtoms (Noturus lachneri) at Conservation Fisheries, a native stream fish breeding center in Knoxville. This is a rare stream fish that has a limited range in Arkansas and is listed as endangered on the IUCN Red List, but it still isn’t listed under the ESA.

Goldstripe darter (Etheostoma parvipinne) at Conservation Fisheries, a native stream fish breeding center in Knoxville. This fish is not listed. Little is known about it.

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Goldstripe darter (Etheostoma parvipinne) at Conservation Fisheries, a native stream fish breeding center in Knoxville. This fish is not listed. Little is known about it.

A vulnerable (IUCN) blotchside logperch (Percina burtoni) a very rare fish species at Conservation Fisheries, a native stream fish breeding center.

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A vulnerable (IUCN) blotchside logperch (Percina burtoni) a very rare fish species at Conservation Fisheries, a native stream fish breeding center.

Photo: Portrait of co-directors of Conservation Fisheries, a native stream fish breeding center.

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Portrait of co-directors of Conservation Fisheries, a native stream fish breeding center.

Boulder darter (Etheostoma wapiti), a vulnerable (IUCN) and federally endangered species, at Conservation Fisheries, a native stream fish breeding center. The male is larger and shown on the top.

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Boulder darter (Etheostoma wapiti), a vulnerable (IUCN) and federally endangered species, at Conservation Fisheries, a native stream fish breeding center. The male is larger and shown on the top.

Boulder darter (Etheostoma wapiti), a vulnerable (IUCN) and federally endangered species, at Conservation Fisheries, a native stream fish breeding center. The male is larger and shown on the top.

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Boulder darter (Etheostoma wapiti), a vulnerable (IUCN) and federally endangered species, at Conservation Fisheries, a native stream fish breeding center. The male is larger and shown on the top.

Boulder darter (Etheostoma wapiti), a vulnerable (IUCN) and federally endangered species, at Conservation Fisheries, a native stream fish breeding center. The male is larger and shown on the top.

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Boulder darter (Etheostoma wapiti), a vulnerable (IUCN) and federally endangered species, at Conservation Fisheries, a native stream fish breeding center. The male is larger and shown on the top.

A vulnerable (IUCN) ashy darter (Etheostoma cinereum), a very rare fish species with a shrinking range in TN and VA, at Conservation Fisheries, a native stream fish breeding center. This fish should be listed as endangered but hasn't been due to lack of lack of funding and little survey work to determine just how imperiled it is.

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A vulnerable (IUCN) ashy darter (Etheostoma cinereum), a very rare fish species with a shrinking range in TN and VA, at Conservation Fisheries, a native stream fish breeding center. This fish should be listed as endangered but hasn’t been due to lack of lack of funding and little survey work to determine just how imperiled it is.

A vulnerable (IUCN) ashy darter (Etheostoma cinereum), a very rare fish species with a shrinking range in TN and VA, at Conservation Fisheries, a native stream fish breeding center. This fish should be listed as endangered but hasn't been due to lack of lack of funding and little survey work to determine just how imperiled it is.

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A vulnerable (IUCN) ashy darter (Etheostoma cinereum), a very rare fish species with a shrinking range in TN and VA, at Conservation Fisheries, a native stream fish breeding center. This fish should be listed as endangered but hasn’t been due to lack of lack of funding and little survey work to determine just how imperiled it is.

A pair of vulnerable (IUCN) ashy darters (Etheostoma cinereum), a very rare fish species with a shrinking range in TN and VA, at Conservation Fisheries, a native stream fish breeding center. This fish should be listed as endangered but hasn't been due to lack of lack of funding and little survey work to determine just how imperiled it is.

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A pair of vulnerable (IUCN) ashy darters (Etheostoma cinereum), a very rare fish species with a shrinking range in TN and VA, at Conservation Fisheries, a native stream fish breeding center. This fish should be listed as endangered but hasn’t been due to lack of lack of funding and little survey work to determine just how imperiled it is.

Vulnerable (IUCN) ashy darter (Etheostoma cinereum), a very rare fish species with a shrinking range in TN and VA, at Conservation Fisheries, a native stream fish breeding center. This fish should be listed as endangered but hasn't been due to lack of lack of funding and little survey work to determine just how imperiled it is.

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Vulnerable (IUCN) ashy darter (Etheostoma cinereum), a very rare fish species with a shrinking range in TN and VA, at Conservation Fisheries, a native stream fish breeding center. This fish should be listed as endangered but hasn’t been due to lack of lack of funding and little survey work to determine just how imperiled it is.

A pair of vulnerable (IUCN) ashy darters (Etheostoma cinereum), a very rare fish species with a shrinking range in TN and VA, at Conservation Fisheries, a native stream fish breeding center. This fish should be listed as endangered but hasn't been due to lack of lack of funding and little survey work to determine just how imperiled it is.

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A pair of vulnerable (IUCN) ashy darters (Etheostoma cinereum), a very rare fish species with a shrinking range in TN and VA, at Conservation Fisheries, a native stream fish breeding center. This fish should be listed as endangered but hasn’t been due to lack of lack of funding and little survey work to determine just how imperiled it is.

A pair of vulnerable (IUCN) ashy darters (Etheostoma cinereum), a very rare fish species with a shrinking range in TN and VA, at Conservation Fisheries, a native stream fish breeding center. This fish should be listed as endangered but hasn't been due to lack of lack of funding and little survey work to determine just how imperiled it is.

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ESA001-00263

A pair of vulnerable (IUCN) ashy darters (Etheostoma cinereum), a very rare fish species with a shrinking range in TN and VA, at Conservation Fisheries, a native stream fish breeding center. This fish should be listed as endangered but hasn’t been due to lack of lack of funding and little survey work to determine just how imperiled it is.

A vulnerable (IUCN) ashy darter (Etheostoma cinereum), a very rare fish species with a shrinking range in TN and VA,, at Conservation Fisheries, a native stream fish breeding center. This fish should be listed as endangered but hasn't been due to lack of lack of funding and little survey work to determine just how imperiled it is.

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A vulnerable (IUCN) ashy darter (Etheostoma cinereum), a very rare fish species with a shrinking range in TN and VA,, at Conservation Fisheries, a native stream fish breeding center. This fish should be listed as endangered but hasn’t been due to lack of lack of funding and little survey work to determine just how imperiled it is.

A vulnerable (IUCN) blotchside logperch (Percina burtoni) a very rare fish species at Conservation Fisheries, a native stream fish breeding center.

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A vulnerable (IUCN) blotchside logperch (Percina burtoni) a very rare fish species at Conservation Fisheries, a native stream fish breeding center.

Biologists work in the pouring rain, searching for a rare fish, the smoky madtom (Noturus baileyi) ( IUCN: Critically endangered, US: Endangered) in Abrams Creek, TN.

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Biologists work in the pouring rain, searching for a rare fish, the smoky madtom (Noturus baileyi) ( IUCN: Critically endangered, US: Endangered) in Abrams Creek, TN.

A critically endangered (IUCN) Chucky madtom (Noturus crypticus) at Conservation Fisheries, Knoxville, Tennessee.

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A critically endangered (IUCN) Chucky madtom (Noturus crypticus) at Conservation Fisheries, Knoxville, Tennessee.

A critically endangered (IUCN) Chucky madtom (Noturus crypticus) at Conservation Fisheries, Knoxville, Tennessee.

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A critically endangered (IUCN) Chucky madtom (Noturus crypticus) at Conservation Fisheries, Knoxville, Tennessee.

A boulder darter (Etheostoma wapiti) at Conservation Fisheries, Knoxville, Tennessee. (IUCN: Vulnerable, US: Endangered)

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A boulder darter (Etheostoma wapiti) at Conservation Fisheries, Knoxville, Tennessee. (IUCN: Vulnerable, US: Endangered)

Spotted darter (Etheostoma maculatum) from the Elk River, West Virginia, population. (IUCN: Near Threatened)

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Spotted darter (Etheostoma maculatum) from the Elk River, West Virginia, population. (IUCN: Near Threatened)

Picture of a Kentucky arrow darter (Etheostoma sagitta spilotum), a species of concern.

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A Kentucky arrow darter (Etheostoma sagitta spilotum), a species of concern.

Picture of a Kentucky arrow darter (Etheostoma sagitta spilotum), a species of concern.

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A Kentucky arrow darter (Etheostoma sagitta spilotum), a species of concern.

A Roanoke logperch (Percina rex). (US: Endangered; IUCN: Vulnerable)

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A Roanoke logperch (Percina rex). (US: Endangered; IUCN: Vulnerable)

An endangered (IUCN) Cumberland darter (Etheostoma susanae), a candidate for federal listing.

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ENV020-00163

An endangered (IUCN) Cumberland darter (Etheostoma susanae), a candidate for federal listing.

An endangered (IUCN) Cumberland darter (Etheostoma susanae), a candidate for federal listing.

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ENV020-00164

An endangered (IUCN) Cumberland darter (Etheostoma susanae), a candidate for federal listing.

An endangered (IUCN) Cumberland darter (Etheostoma susanae), a candidate for federal listing.

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ENV020-00165

An endangered (IUCN) Cumberland darter (Etheostoma susanae), a candidate for federal listing.

A critically endangered diamond darter (Crystallaria cincotta), one of the rarest fish in the U.S. and part of "The Desparate Dozen" imperiled fish species.

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A critically endangered diamond darter (Crystallaria cincotta), one of the rarest fish in the U.S. and part of “The Desparate Dozen” imperiled fish species.

Spotted darter (Etheostoma maculatum) from the Elk River, West Virginia, population. (IUCN: Near Threatened)

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ENV020-00152

Spotted darter (Etheostoma maculatum) from the Elk River, West Virginia, population. (IUCN: Near Threatened)

A gilt darter (Percina evides). This species is listed as endangered in New York, from which it has been largely extirpated. It is common in the southeastern U.S.

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ENV020-00154

A gilt darter (Percina evides). This species is listed as endangered in New York, from which it has been largely extirpated. It is common in the southeastern U.S.

A critically endangered (IUCN) spring pygmy sunfish (Elassoma alabamae), one of the “desperate dozen” imperiled species in the southeast U.S.

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ENV020-00155

A critically endangered (IUCN) spring pygmy sunfish (Elassoma alabamae), one of the “desperate dozen” imperiled species in the southeast U.S.

Photo: Julie Jensen Director of Marketing | WVC O: 866.800.7326 | D: 702.443.9249 | E: j.jensen@wvc.org

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