Mackerel Spawning Seasonality

Tender details

DFO seeks a contractor to run a summer field data program on mackerel in Newfoundland’s East, South, and West coasts. Work includes coordinating commercial harvesters to record mackerel presence and collect biological measurements such as length, weight, gonad weight, maturity stage, and sex. The data will help determine arrival timing and spawning seasonality, improving understanding of mackerel reproduction patterns and supporting fisheries science and management.