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The sea lamprey (Petromyzon marinus) is a parasitic lamprey native to the Northern Hemisphere. It is sometimes referred to as the "vampire fish". In its original habitats, the sea lamprey coevolved with its hosts, and those hosts evolved a measure of resistance to the sea lampreys.
Conversely, the construction of artificial channels has exposed new habitats for colonisation, notably in North America where sea lampreys have become a significant introduced pest in the Great Lakes. Active control programs to control lampreys are undergoing modifications due to concerns of drinking water quality in some areas.
Jawless fish inhabit both fresh and salt water environments. Some are anadromous, moving between both fresh and salt water habitats. Extant jawless fish are either lamprey or hagfish. Juvenile lamprey feed by sucking up mud containing micro-organisms and organic debris. The lamprey has well-developed eyes, while the hagfish has only primitive ...
Sea lamprey – fish that came through canals. Japanese stiltgrass – plant introduced in shipment packing material. Grass carp – fish introduced for aquaculture.
Jul. 31—In a lot of ways it looked like a snake the way it glided through the water of the pail, but it was actually an indicator that Dobbins Creek is improving. It was a lamprey — actually ...
The U.S. Fish & Wildlife Service will treat Bear Creek in Door County in mid-September to eradicate more than 1,000 larvae of sea lampreys before they grow into juveniles and migrate into Lake ...
A major threat to the lake whitefish is an invasive parasite species, the sea lamprey. It is one of a number of species (in addition to the lake trout and lake herring) aggressively attacked by sea lamprey. In Lake Michigan the sea lamprey began to decimate indigenous fish populations in the 1930s and 1940s.
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