Definition of year class in English:

year class

Line breaks: year class

noun

Zoology
  • The individual animals of a particular species (especially a fish) that were born in any one year.
    More example sentences
    • The distribution of carapace length in each year class was divided into quartiles.
    • Thus embryo diameter may be a factor in recruitment success of that year class.
    • They refused to slow down because they had seen lots of little fish coming in - a good year class.

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