Lake Trout Growth Rate

Thats greater than previous years by a bunch Creasy says.

Lake trout growth rate. High rates of skipped spawning 50 were also observed. Growth rates of lake trout vary widely from lake to lake depending on whether they feed upon fish or generally feed upon crustaceans or insects. However lake trout that feed upon fish can reach huge sizes greater than three feet in length and 30 pounds.

Lake Trout Growth Rate in Ontario Lakes Trout will grow 4 inches per year for the first two years and then 2 inches per year for the next six years. In 2011 creel surveys pinned the average weight of a brown living in the lake one year at 55 pounds. On top of the decreased length the number of lake trout in the.

For the first 6 years of their lives lake trout grow at a rate of 2 to 4 inches per year. An eight-year-old lake trout was about 30 inches long in the 1990s. IBW g FBW g Weight gain g TGC Lake trout 022F000 254F001 232F001 0086 Brook trout 016F000 330F002 314F001 0107 F 1 splake 020F001 408F003 388F002 0115 Table 3.

The disappearance of the lake trout in Lake Michigan was very dramatic. Lake Trout in Priest Lake were characterized by fast growth at young ages which resulted in young age at maturity. 2016-01-03 These relationships often are used to assess body condition the relative weight or plumpness of a fish which provides an index of a fishs well-being such as whether there are forage shortages or surpluses and can sometimes reflect fish growth rate.

A 8 first 2 years B 12 next 6 years. Plankton-feeding lake trout seldom get much larger than one to two pounds even though fish of this size often can reach ages of 20 to 30 years. However as individuals mature their growth rate slows often to an inch or less per year beyond age 7 or 8.

Share on other sites. 2014-05-27 As the others said depends on the environment and fish numbers lots of fish little food equals slow growth rates less fish lots of food quicker growth rate on average asides fuss with ideal conditions could be between 15 and 20cm in its first year. The brook trout is very sensitive with pH change pollutions acid rain and poor oxygenation.