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Rotifers

Conochilidae
  

Link to previous page in the rotifer galleryLink to next page in the rotifer galleryClass Monogononta-Order Flosculariacea

Family Conochilidae

Image Link Scientific Name Lake Superior Lake Michigan

Lake Huron

 Lake Erie Lake Ontario Habitat
  Conochiloides spp.            
Conochiliodes dossuarius Conochiloides dossuarius   x x x   Common during summer in shallow areas and river mouths.
Conochiliodes natans Conochiloides natans     x     Winter and early spring.
  Conochilus spp.            
Conochilus hippocrepis Conochilus hippocrepis x x   x   Littoral.
Conochilus unicornis Conochilus unicornis x x x x x An important limnetic species present June through January and peaking in summer.

Based on: A Guide to the Rotifers of the Laurentian Great Lakes. RS Stemberger. 1979. U.S. EPA. EPA-600.
with additions from:
Globe icon indicates link to a non-NOAA site. A Lakewide Comparison of Zooplankton Biomass and Its Species Composition in Lake Erie, 1983-87. Makarewicz, Joseph C.J. Great Lakes Res. 19(2):275-290. 1993.a>
Globe icon indicates link to a non-NOAA site. A Decade of Predatory Control of Zooplankton Species Composition of Lake Michigan. Makarewicz, Joseph C., Bertram, Paul, Lewis, Theodore, and Brown, Jr., Edward H. J. Great Lakes Res. 21(4):620-640. 1995.a>
Globe icon indicates link to a non-NOAA site. Feasibility of Shoreside Monitoring of the Great Lakes. Makarewicz, Joseph C. J. Great Lakes Res. 17(3):344-360. 1991.
Globe icon indicates link to a non-NOAA site. Lake Huron Rotifer and Crustacean Zooplankton, APRIL-JULY, 1980. Evans, Marlene S. J. Great Lakes Res. 12(4):281-292. 1986.
Globe icon indicates link to a non-NOAA site. Seasonal Abundance of Planktonic Rotifers in a Nearshore Area of Central Lake Michigan. Duffy, Walter G., and Liston, Charles R. J. Great Lakes Res. 4(1):46-49. 1978.
Globe icon indicates link to a non-NOAA site.Lake Superior: an invasion coldspot? 2003. Igor A. Grigorovich, Alexei V. Korniushin, Derek K. Gray, Ian C. Duggan, Robert I. Colautti& Hugh J. MacIsaac. Hydrobiologia 499: 191-210.

 

Conochiloides dossuarius

Conochiliodes dossuarius

Globe icon indicates link to a non-NOAA site.An Image-Based Key To The Zooplankton Of The Northeast (USA)

Profile:
An indicator of eutrophy. Solitary. 250-500um

More photos and information

Globe icon indicates link to a non-NOAA site. Information provided with permission of The Academy of Natural Sciences, Philadelphia, PA

 

Conochiloides natans

Conochiliodes natans

Globe icon indicates link to a non-NOAA site.An Image-Based Key To The Zooplankton Of The Northeast (USA)

Profile:
Solitary. Feeds on chrysomonads and centric diatoms. 280-520um.

More photos and information:

Globe icon indicates link to a non-NOAA site. Information provided with permission of The Academy of Natural Sciences, Philadelphia, PA

Conochilus hippocrepis

Conochilus hippocrepis

Globe icon indicates link to a non-NOAA site.An Image-Based Key To The Zooplankton Of The Northeast (USA)

Alternative Names: Conochilus hippocrepis = C. volvox; C. unicornis = C. leptopus

Profile: Solitary or colonies of 30-60. 400-800um.

More information and photos:

Globe icon indicates link to a non-NOAA site. Information provided with permission of The Academy of Natural Sciences, Philadelphia, PA

 

Conochilus unicornis

Conochilus unicornis

Globe icon indicates link to a non-NOAA site.An Image-Based Key To The Zooplankton Of The Northeast (USA)

Alternative Names: Conochilus hippocrepis = C. volvox; C. unicornis = C. leptopus

Profile: Bacterivorous. Solitary or colonies of 5-12. 200-450um.

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Last Updated: 2007-2-13

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