Echinoderms

Urchinomics is opening its first land-based sea urchin ranch in Norway, in a project that could both improve marine habitats and help diversify the country's aquaculture sector.

Ranching sea urchins, RAS shrimp production and land-based seaweed cultivation were among the ventures pitched to potential investors at Fish 2.0’s meeting in California this week.

Samantha Andrews blind tastes sea urchin roes on behalf of The Fish Site.

Mariculture of tropical sea cucumbers is promising, but the nursery rearing of juveniles is a bottleneck for farming and sea ranching. Steven W. Purcell and Natacha S. Agudo conducted four medium-scale experiments lasting 36 weeks, using thousands of cultured …