Aquaculture skeptics abound, like Paul Molyneaux, author of Swimming in Circles, a book that excoriates the aquaculture industry.

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Liam McArthur, the Liberal Democrat environment spokeswoman, saw his amendment, calling for more training for the aquaculture industry workforce, passed unanimously.

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The amendment from John Scott, the Conservative environment spokesman, which called for consultation with the aquaculture industry and for streamlining of the planning process to allow the creation of more fish farms was passed, with 73 MSPs voting for it and 43 voting against it.

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Millions of crustacean are caught or reared in aquaculture for the food industry.

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"The realities of the global supply situation, particularly with aquaculture, have really come to hit hard on the domestic shrimp industry, " acknowledged the Association's president, Wally Stevens.

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Goudey acknowledges permitting for this kind of system would be a rat's nest and that today's aquaculture industry doesn't have the resources to set up a commercial-sized venture of this sort.

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