Chinook Salmon Oncorhynchus tshawytscha are the primary apex predators in pelagic Lake Michigan and patterns in their prey selection (by species and size) may strongly influence pelagic prey fish communities in any given year.
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You won't find much in the way that will leave you wanting to stay out of the waters here in the Great Lakes. The description of the biggest predator in the Great Lakes may drive you to at least do it during the day if anything... Michigan's biggest predator in the Great Lakes is a Sea Lamprey.
Maintaining balance between predator and prey populations is critical for successful fisheries management. In Lake Michigan, several top predators contribute to important fisheries including native lake trout along with non-native Chinook salmon, Coho salmon, rainbow trout and brown trout.
The most dangerous predator in the Great Lakes is the sea lamprey, which was actually introduced as an invasive species. Primarily, it goes after a sports fish called the lake trout, often wounding them as they kill them off.
Sperm whales are the world's largest predator, with males reaching lengths of up to 67 feet (20.5 meters) and weights of up to 90 tons (81 metric tons). Females are slightly smaller, reaching lengths of up to 33 feet (10 meters).
Swift Currents At Lake Michigan Are The Real DangerThe shapes of these waves are what contribute to rip tides, which are one of the most dangerous things swimmers can encounter in the water. Lake Michigan's riptide and longshore tides are unparalleled when it comes to danger among all the Great Lakes.
Invasive carp include bighead carp, black carp, grass carp and silver carp. Find out more about each of these species and about invasive carp in Michigan on each species' profile below.