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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.
Sea lamprey is the most sought-after species in Portugal and one of only two that can legally bear the commercial name "lamprey" (lampreia): the other one being Lampetra fluviatilis, the European river lamprey, both according to Portaria (Government regulation no. 587/2006, from 22 June).
Petromyzontidae are a family of lampreys native to the Northern Hemisphere, comprising the vast majority of living lampreys. [1] Petromyzontids have the highest number of chromosomes (164–174) among vertebrates.
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 ...
The Pacific lamprey is not the same fish as the sea lamprey (Petromyzon marinus) that has invaded the Great Lakes via the Erie Canal. The Pacific Lamprey Conservation Initiative (PLCI) emerged as a collaborative effort, comprising Native American tribes, federal, state and local agencies, as well as non-governmental organizations.
Lampreys form a superclass containing 38 known extant species of jawless fish. [3] The adult lamprey is characterized by a toothed, funnel-like sucking mouth. Although they are well known for boring into the flesh of other fish to suck their blood , [ 4 ] only 18 species of lampreys are actually parasitic. [ 5 ]
The Sea Lamprey background had entered the Ontario Lake in the mid-1800s and in the Upper Great Lakes entered in 1921. The Sea Lamprey causes much destruction to ecosystems and other species of life, economic damage; but Sea Lamprey had a large change in life in the lakes of both Canada and United States of America. [2]
The Towy also contains brown trout, eels, pike, and a variety of small fish species, and is home to brook lampreys, river lampreys and sea lampreys. The Towy has the distinction of having accidentally produced by far the biggest fish ever taken on rod and line in fresh water in Britain.