Keep Growing – Fish’s growth is not reduced by spawning

Catch of Atlantic horse mackerel. Photo by Kulac, Wikimedia Commons.

Contrary to what is stated in biology textbooks, the growth of fish doesn’t slow down when and because they start spawning. In fact, their growth accelerates after they reproduce, according to a new article published in Science.

The paper is a technical comment by Dr. Rainer Froese, senior scientist at the Geomar Helmholtz Centre for Ocean Research, and Dr. Daniel Pauly, the Sea Around Us principal investigator, to a previous study that presented a model which erroneously claimed that growth ceases when fish reproduce because they dedicate all of their energy to such activity.

Read more from the Sea Around Us blog.

About Joann Glorioso

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