on fish oil sustainability

 

‘It’s mind-boggling’: the hidden cost of our obsession with fish oil pills

The market in this prized commodity is worth billions – but are the supposed benefits worth the cost to global ecosystems?

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Cutting the food chain? The controversial plan to turn zooplankton into fish oil

A budding industry that aims to catch zooplankton for health supplements and fish food has scientists fearing that its effects on marine ecosystems could be devastating

[from The Guardian]

Towards Sustainable Aquafeeds: Complete Substitution of Fish Oil ? is this feasible?

On our quest to completely substitute Fish Oil in aquafeeds, this is an interesting research development:

Towards Sustainable Aquafeeds: Complete Substitution of Fish Oil with Marine Microalga Schizochytrium sp. Improves Growth and Fatty Acid Deposition in Juvenile Nile Tilapia (Oreochromis niloticus)

The authors claim that: "Results show that replacing fish oil with DHA-rich marine Sc improves the deposition of n3 LC PUFA levels in tilapia fillet. These results support further studies to lower Schizochytrium production costs and to combine different marine microalgae to replace fish oil and fishmeal into aquafeeds"