Calum Johnstone

George Birch, founder of Oyster Heaven, explains his novel approach to oyster reef restoration.

Although the commercial aquaculture industry tends to favour the production of large tilapia, some industry analysts argue that it's time for a renaissance of smaller fish, which remain important for…

Isaac Berzin, founder and CTO of Vaxa Technologies, explains how an innovative microalgae farming technique could make his vision for carbon neutral farmed salmon a reality.

Recent trials in Thailand suggest that mixed-sex tilapia farming might offer a promising alternative to the cultivation of hormone-induced all-male fish, especially in cage farms in Africa.

Following promising results from its pilot plant, OoNee has set its sights on building a 200 raceway urchin ranch in Oregon – helping to save kelp forests and produce a significant quantity of a…

Following a scathing appraisal of the industry, renowned ecologist, author, and research professor Carl Safina explains his views on contemporary aquaculture, and outlines changes he believes…

Callum Mackenzie, co-founder and managing director of the non-profit Yunus Thailand, explains the organisation’s ambitions to develop a seaweed-based social business economy to solve both social and…

Having extensively explored the Western seaweed industry, Steven Hermans set off at the end of last year on a new adventure to Asia – the epicentre of seaweed cultivation.

Steve Sutton, founder of the up-and-coming shrimp producing company TransparentSea, explains his vision for establishing an indoor shrimp farm to supply the high-value Californian market.

Coral Vita is employing cutting edge- aquaculture methods to protect the world’s coral reefs, in a bid to protect these vital ecosystems against the ravages of climate change.

James Joslin, co-founder of the marine tech startup MarineSitu, discusses the budding opportunities for marine monitoring across ocean-based industries, and how his company is gearing up for a move…

Anna Sabirbayeva, general director of Organic Fish - a prospective trout producer – explains the company’s plans to develop the Caspian Sea’s first cage salmonid farm, along with their goals to help…

Founder of Industrial Plankton - a Canadian biotech company building innovative photobioreactors for phytoplankton culture - Robert Roulston talks about his inspiration for entering the world of…

A recent study into the interactions between marine aquaculture development and small-scale fisheries has highlighted the need for marine planning to prevent conflicts over resources and markets.

David Gebhard, co-founder of the up-and-coming shrimp producer AquaPurna, talks about the development of the company's new commercial site which will employ innovative RAS technology to provide…

New research from Denmark suggests that Daphnia magna - a species of water flea - may have potential to reduce eutrophication in recirculating aquaculture systems, while also providing a suitable…

A new project, involving researchers from Glasgow University and Kelpcrofting, a seaweed farming startup, is investigating the use of environmental DNA (eDNA) to predict biofouling of cultured…