Reproductive biology of the narrow barred spanish mackerel (Scomberomorue commerson Laeepede, 1800) in Queensland waters

Abstract

The minimum length at maturity and spawning of female Scomberomorus commerson in Queensland waters was 79 em fork length. A reproductive peak oc carred in October and November in QueeDBland east coast waters. Spawning occurred in the late afternoon. Estimates of population spawning frequency during the peak reproductive period varied from every 2 to 6 days, although daily spawning could occur for some fish.