Seaweed farmed by Port Lincoln tuna company to become fertiliser, chicken feed and food pigment

Wed, 25 Jan 2023 05:28:58 +1100

Andrew Pam <xanni [at] glasswings.com.au>

Andrew Pam
<https://www.abc.net.au/news/2023-01-15/dinko-tuna-seaweed-fertiliser-phycoerythrin-aquaculture/101852188>

"Australia's southern coast has 1,500 species of seaweed — the second highest
number in the world after Japan — and one Port Lincoln fishing company is
harvesting them to make organic products while helping the environment.

In an Australian first, native seaweed is being farmed for liquid fertiliser
under a joint SA government and industry research program at Dinko Tuna Farmers
finfish aquaculture site in Spencer Gulf.

The seaweed will be made into fertiliser, as well as a pigment worth $US250,000
($359,000) per kilogram.

The zero-waste process will see the remainder of the solids turned into chicken
feed.

The project is also expected to have benefits for nearby tuna, being fattened
up in pens for the Japanese sashimi market, as well as other finfish
aquaculture such as yellowtail kingfish, by creating cleaner water.

South Australian Research and Development Institute and Dinko Tuna Farmers
harvested their first licensed crop of native seaweed in the waters off Port
Lincoln in December."

Cheers,
       *** Xanni ***
--
mailto:xanni@xanadu.net               Andrew Pam
http://xanadu.com.au/                 Chief Scientist, Xanadu
https://glasswings.com.au/            Partner, Glass Wings
https://sericyb.com.au/               Manager, Serious Cybernetics

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