Family: CyprinidaeMatt Wells

http://fish.dnr.cornell.edu/nyfish/Cyprinidae/stoneroller.html

Campostoma anomalum :central stoneroller

Distinguishable traits:• laterally compressed • brownish olive w/ brassy

luster• white bottom• scattered dark scales• subterminal mouth• arch in the back• adult length 7”

http://www.gen.umn.edu/research/fish/fishes/central_stoneroller.html

Campostoma anomalum :central stonerollerHabitat:

• small creeks• cool water • clear water• hard bottom runs and riffles • occasional to rare in larger, more

turbid streams

Distribution:• northeast two-thirds of Iowa • along the entire length of the

Mississippi River http://www.iowadnr.com/fish/iafish/cstonero.html

Campostoma anomalum :central stoneroller

Diet:• submerged objects• algae • bottom ooze• tiny plants• insect larvae • mollusks

http://www.iowadnr.com/fish/iafish/ces-card.html

Campostoma anomalum :central stonerollerReproduction:

Spawn

• occurs in April

• males excavate nests by moving gravel

• nudging with their snouts

• hence name “stoneroller”

• male anal fins turn bright orange and black & tubercles develop on the upper half of the body

• 150-4,800 eggs per female http://www.cnr.vt.edu/efish/families/stoneroller.html

Campostoma anomalum :central stoneroller

Conservation status:• occasional to common at most locations• common bait fish

Other:

• other names -stoneroller, stone lugger, dough belly, racehorse chub, rotgut minnow, steel-backed chub, tallow-mouth minnow

References: Campostoma anomalum

Matthew, J. (editor). 1987. Iowa Fish and Fishing. Iowa Department of Natural Resources, Des Moines, Iowa. 323 pp. Accessed on Oct. 12, 2004, http://www.iowadnr.com/fish/iafish/ces-card.html

Iowa Department of Natural Resources. 2001. Biodiversity of Iowa: Aquatic Habitats. Accessed on Sept. 15, 2004, http://www.iowadnr.com/education/files/ces-card.pdf

Kraft, C.E., D.M. Carlson, and S.C. Brown. 2003. The On-line Fishes of New York State, Version 2.1. Department of Natural Resources, Cornell University, Ithaca, NY. Accessed on Oct. 12, 2004, http://fish.dnr.cornell.edu/nyfish/Cyprinidae/stoneroller.html

Creek Chub

Semotilus atromaculatusBy: Andy Glass

http://www.nativefish.org/Gallery/Semotilus-atromaculatus-3.jpg

Identification

• Large black spot at front of dorsal fin base

• Very large terminal mouth

• Small, flap-like barbel located is located in the groove in the middle of the upper jaw

• Wedge-shaped spot at the base of the tail

http://www.mnimages.com/Images/59.htm

Characteristics

• Body color: olive to purplish changing to silvery-white on the belly

• lateral stripe:tip of the snout through the eye to the end of the caudal peduncle

• Breeding males: rosy tint on the body and large nuptial tubercles on head and snout.

• 6-9 inches, 12 inches by 4 years

• 49-64 lateral line scales

• 8 Dorsal and Anal fin rays

http://www.nanfa.org/NANFAregions/oh/Ohio0802/chub.jpg

Habitat/Diet

• Small to Medium size streams

• Silt free-gravel bars

• Widely distributed

• Seldom in lakes, resevoirs, and large rivers

• Aquatic and terrestrial insects, insect larvae, crustaceans, mollusks, and small fishes

http://www.flyanglersonline.com/travel/summer/ken12.jpg

Distribution

www.iowadnr.com/ fish/iafish/cr-chub.html

http://www.tmm.utexas.edu/tnhc/fish/na/naindex.html

Reproduction/Misc

• Breeding male digs pits for females to lay eggs

• Spowning May-June: water temperature about 65 degrees

• Provide some angling• Principal bait fish• One of the most dominant fish

in Iowa’s streams• Other names - horned dace,

blackspot chub, brook chub, northern creek chub, silvery chub, common chub, tommycod, mud chub

http://www.thejump.net/id/creekchub.htm

ReferencesNorth American Freshwater Index Images, Maps and Information. 1992. Available at

http://www.tmm.utexas.edu/tnhc/fish/na/naindex.html. September 2004

Iowa Department of Natural Resources. 1987. IowaDNR Fish and Fishing.

Available at http://www.iowadnr.com/fish/iafish/cr-chub.html. September 2004

L.M. Page and B.M. Burr. 1991. Freshwater Fishes.

Houghton Mifflin, New YorkThe NFC’s Native Fish Photo Gallery. Available at

http://www.nativefish.org/Gallery/Semotilus-atromaculatus-3.jpgNatural Images. Available at http://www.mnimages.com/Images/59.htm September 2004

North America Freshwater Fishes Index Images, Maps and Immages. 1992. Available at http://www.tmm.utexas.edu/tnhc/fish/na/naindex.html September 2004

TheJump.net. Available at

http://www.thejump.net/id/creekchub.htm September 2004

North American Fishes Association. 2003. Four Mile Creek Watershed Fish Study Archive. Available at http://www.nanfa.org/NANFAregions/oh/Ohio0802/chub.jpg September 2004

Fly Anglers Online. 1999. Summer in South Dakota. Available at

http://www.flyanglersonline.com/travel/summer/ken12.jpg September 2004

Topeka ShinerNotropis topeka

Identification

• 1.5 to 2.0 inches long• Olive-yellow back

with dark-edged scales• Caudle fin has black

wedge at base• Upper jaw doesn’t

extend beyond front of eye

• 6 to 8 anal rays

Habitat and range

• Lives in small prairie streams with cool clean water

• Requires clean rock or gravel bottoms

• Historically all over the Midwest, now greatly isolated and cut off from rest of population.

Reproduction

• Omnivorous• Season 8-10 weeks in mid may• Water temp. 22 degrees C• Share nest with sunfish• 150-800 eggs per clutch

Conservation and Importance

• Endangered nation wide and threatened in Iowa

• Can be an important indicator of water quality

• Numbers to low to be considered ecologically important

Citations

• Iowa department of natural resources. Iowa fish and fishing, available at: http://www.iowadnr.com/fish/iafish/topeshin.html

• Fishes of Minnesota, available at: http://www.nativefish.org/Articles/topeka_shiner.htm

• Endangered species guide sheet, available at:

http://www.conservation.state.mo.us/nathis/endangered/endanger/topekas/• Us Fish and Wildlife Service. Mountain-Prairie region endangered species

program, available at: http://mountain-prairie.fws.gov/species/fish/shiner/index.htm

Black Buffalo (Ictiobus niger)Kate Walker

• Identification: – Large conical head

– Nearly terminal, slightly oblique mouth

– Wide body

– Adults w/ rounded, keeled nape

– Thicker lips than cousin

– Slate colored

– Usually 37-39 lateral scaleswww.tmm.utexas.edu/.../ iniger__/iniger_1.jpg

Ictiobus niger

• Distribution: lower Great Lakes to Mississippi River Basin

• Eastern Iowa/Mississippi

• Habitat:

– prefer strong currents

– pools & backwaters of small to large rivers

– impoundments

– lakeswww.rra.dst.tx.us/.../ county/dmaps2/ic_niger.gif

Ictiobus niger

• Diet:

– mainly mollusks and insects;

– also crayfish, duckweed, diatoms and blue-green algae

• Reproduction:

– spawning in shallow waters during spring;

– initiated by female;

– eggs covered in thick membrane

http://www.visi.com/~dunwitch/id_bkbuf.html

Ictiobus niger

• Conservation status: rare

• Economical/Recreational Importance: exceptional game sport

• Other:

– Ictiobus=bull fish; niger=dark

– world record 63lbs. 6oz. from Mississippi River, IA

– been found in areas with smallmouth buffalo

http://www.visi.com/~dunwitch/id_bkbuf.html

References

• Black Buffalo Identification Sheet. 2003. Available at http://www.visi.com/~dunwitch/id_bkbuf.html. October 12, 2004

• Page, L.M. and B.M. Burr. 1991. Freshwater Fishes. Houghton Mifflin Company, Boston.

• Texas Parks and Wildlife. August 13, 2003. Black Buffalo. Available at http://www.tpwd.state.tx.us/fish/infish/species/sucker/bbf.html October 11, 2004

• Tulane University. Spawning in the Black Buffalo. Available at http://www.museum.tulane.edu/ictiobin/Black_buffalo_spawning.pdf October 13, 2004

• Wisconsin Department of Natural Resources. July 2003. Black Buffalo. Available at http://www.dnr.state.wi.us/org/land/er/factsheet/fish/Blkbuf.htm October 11, 2004

http://www.gen.umn.edu/research/fish/fishes/black_buffalo.html