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Related Experiment Videos

Echinoderms: their culture and bioactive compounds.

M S Kelly1

  • 1Scottish Association for Marine Science, Oban, Argyll, Scotland, PA37 IQA, UK. maeve.kelly@sams.ac.uk

Progress in Molecular and Subcellular Biology
|December 13, 2006
PubMed
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Overexploited sea urchin and sea cucumber fisheries necessitate aquaculture. Advances in echinoderm cultivation are significant, with economic factors now posing the main challenge to the industry.

Area of Science:

  • Marine Biology
  • Aquaculture
  • Echinoderm Research

Background:

  • Sea urchins (Echinoidea) and sea cucumbers (Holothuroidea) are commercially fished but heavily overexploited.
  • Existing fisheries often lack management, leading to poor catch prognoses.
  • Increasing demand for sea urchin roe and sea cucumber products exacerbates overexploitation.

Purpose of the Study:

  • To review the advancements in sea urchin and sea cucumber cultivation.
  • To highlight the necessity of aquaculture for stock enhancement and market demand.
  • To assess the current challenges and future prospects of the echinoderm aquaculture industry.

Main Methods:

  • Review of established and emerging cultivation techniques for sea urchins and sea cucumbers.
  • Analysis of hatchery production and reseeding strategies.

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  • Examination of the economic viability and biological feasibility of echinoderm culture.

    • Main Results:

    • Sea urchin culture is well-established in Japan, with large-scale hatchery production and reseeding.
    • Sea cucumber cultivation is established in Japan and China, with developing methods for tropical species.
    • Significant progress in cultivation methods over the last 10-15 years has been observed.
    • Economic obstacles, rather than biological ones, are now the primary challenges to successful cultivation.

    Conclusions:

    • Aquaculture is crucial for the sustainability of sea urchin and sea cucumber populations and fisheries.
    • Economic viability is the key factor determining the future success of echinoderm aquaculture.
    • The future of echinoculture is intrinsically linked to the fate of wild fisheries and market dynamics.