Fishionary

A blog about fish words!

By Abigail Lynch

A blog about fish words!

overfished

Maxium sustainable yield (MSY)

January 26, 2018 by abby

Maximum sustainable yield (MSY) is a classic concept from fish population dynamics.  It operates under the assumption that populations have a carrying capacity, or equilibrium size, where the the resources available match the population requirements and if individuals are removed from the population, they will be replaced (i.e., are renewable).  When harvest removes a portion … [Read more…]

Posted in: M Tagged: carrying capacity, Magnuson-Stevens Act, MSY, overfished, overfishing, population dynamics, renewable resources, sustainable harvest

Overfishing, overfished

September 19, 2014 by abby Leave a Comment

The terms overfishing and overfished are confusing because they address a similar subject.  The difference between the two terms is subtle but significant. Overfishing refers to the current fishing rate which results in a higher harvest, or fishing mortality rate, than maximum sustainable yield (the maximum harvest level without negatively impacting the sustainability of the … [Read more…]

Posted in: O Tagged: maximum sustainable yield, overfished, overfishing

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