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Print/export Download as PDF; ... View this and other nearby images on: ... 1=Photo of North American Medicinal Leech (Macrobdella decora) uploaded from ...
Leeches can detect touch, vibration, movement of nearby objects, and chemicals secreted by their hosts; freshwater leeches crawl or swim towards a potential host standing in their pond within a few seconds. Species that feed on warm-blooded hosts move towards warmer objects.
Erpobdella obscura is a freshwater ribbon leech common in North America. It is a relatively large leech and is commonly used as bait by anglers for walleye and other sport fish. In Minnesota , live bait dealers annually harvest over 45,000 kg of bait-leeches, raising concerns of over-harvest.
Macrobdella decora, also known as the North American medicinal leech, is a species of freshwater leech found in much of eastern North America in freshwater habitats, although there is one disjunct population in northern Mexico. M. decora is a parasite of vertebrates, including humans, and an aquatic predator of eggs, larvae, and other ...
Placobdella parasitica is a species of leech found in North America. [2] Leeches are habitual ectoparasites of vertebrates in aquatic environments. Placobdella parasitica is differentiated from other members of the genus Placobdella by its smooth dorsal surface, simple to complicated pigmentation, and abdomen with 8 to 12 stripes.
The Glossiphoniidae, the freshwater jawless leeches, [citation needed] or leaf leeches (due to their shape) [11] are freshwater leeches, flattened, and with a poorly defined anterior sucker. [2] The family Glossiphoniidae contains one of the world's largest species of leech, the giant Amazon leech , which can grow up to 45 cm in length. [ 12 ]
Haementeria ghilianii is a species of leech in the Glossiphoniidae family, comprising freshwater proboscis-bearing leeches. Colloquially, they are known as the Amazon giant leech . Following its initial description in 1849, additional details were provided based on specimens from French Guiana in 1899, after which the species was largely ...
Macrobdella is a genus of leeches native to freshwater ecosystems of North America, especially Canada, Mexico, and the United States. [2] The genus is commonly referred to as North American medicinal leeches .