Commercial catch sampling for species proportion, sex, length, and age of jack mackerels in JMA 7 in the 2020–21 fishing year, with a summary of all available data sets /

Moore, Bradley (Fisheries scientist)

Commercial catch sampling for species proportion, sex, length, and age of jack mackerels in JMA 7 in the 2020–21 fishing year, with a summary of all available data sets / B.R. Moore, C. Ó Maolagáin, K. Spong, R.J. Saunders. - Wellington, New Zealand : Fisheries New Zealand, Tini a Tangaroa, 2023 - 1 online resource (32 pages) - New Zealand fisheries assessment report, 2023/31 1179-5352 ; . - New Zealand fisheries assessment report 2023/31 .

"June 2023."

Estimates of relative species proportions and catch-at-age for the three jack mackerel (Trachurus) species in the commercial JMA 7 catch for 2020–21 are presented. The available time series of catch-at-age estimates, sex ratios, and species proportions for the JMA 7 catch (2006–07 to 2020–21) are summarised.

9781991087119


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