The secret love life of the longfin squid

MIT News reports that the longfin inshore squid, often called the Boston squid, is a staple of Massachusetts’ commercial fisheries, with more than two point eight five million pounds—over six million individuals—landed in twenty twenty‑three, worth about two point eight two million dollars. The following year the catch fell to under three‑quarters of that amount, reflecting a historic low in biomass, though scientists note the species naturally swings widely from year to year because it lives only six to nine months. Researchers from NOAA’s Northeast Fisheries Science Center and the MIT Sea Grant program have launched multi‑year studies and collaborative sampling programs to track the squid’s life cycle and spawning readiness. After months of searching, underwater photographer Keith Ellenbogen finally filmed a spawning aggregation off Cape Cod, describing a swirling theater of colored squid courting and laying egg capsules on the seafloor. The observed courtship displays involve rapid color changes, arm postures and even sneaker males sneaking into the group, showcasing a complex reproductive dance. Ongoing research aims to deepen understanding of these dynamics and support sustainable management of this key regional resource.

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