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The southern brook lamprey encounters a wide range of predators in its natural habitat. [7] The eggs of adults are preyed on by various species of fish and crayfish. [8] Southern brook lampreys in the larval stage serve as prey for a wide range of fish and bird species. [8]
Native species Chestnut lamprey, Ichthyomyzon castaneus [94] Southern brook lamprey, Ichthyomyzon gagei [95] Silver lamprey, ichthyomyzon unicuspis [96] Least brook lamprey, Lampetra aepyptera [97] American brook lamprey, Lenthenteron appendix [98] Non-native, exotic species Sea lamprey, Petromyzon marinus
The brook lamprey is a common, non-parasitic species that is endemic to Europe. [1] Adult brook lampreys measure from 12 to 14 cm (4.7 to 5.5 in). The body is highly elongated and dark blue or greenish above, lightening to yellowish off-white on the sides and pure white on the ventral side.
The eggs of the American brook lamprey (ABL) are white, sticky, and small, measuring about 1 mm (0.04 in). When they hatch, the embryos are small as well, measuring less than 5 mm (0.20 in); they are white and wormlike. Within a month they take on the larval appearance.
Lampetra is a genus of lampreys in the family Petromyzontidae.. Phylogenetic studies indicate that this genus as presently defined is polyphyletic, with species of this genus from western North America forming a clade that forms the sister group to Lethenteron, Eudontomyzon, and Lampetra sensu stricto (eastern North American and European species).
Sea lamprey – fish that came through canals. Japanese stiltgrass – plant introduced in shipment packing material. Grass carp – fish introduced for aquaculture.
The location of the State of Tennessee in the United States of America. Topographic map of Tennessee. The U.S. state of Tennessee has a uniquely diverse array of fresh-water fish species, owing to its large network of rivers and creeks, with major waterways in the state including the Mississippi River which forms its western border, the Tennessee River, the Cumberland River, and the Duck River.
There are currently six recognized species in this genus: [2] Ichthyomyzon bdellium (D. S. Jordan, 1885) (Ohio lamprey) Ichthyomyzon castaneus Girard, 1858 (Chestnut lamprey) Ichthyomyzon fossor Reighard & Cummins, 1916 (Northern brook lamprey) Ichthyomyzon gagei C. L. Hubbs & Trautman, 1937 (Southern brook lamprey)