Features

Efua Konyim Okai, correspondent for The Fish Site, reflects on a recent visit to the first-ever AFRAQ event, which took place in Egypt at the end of March.

The ocean has enormous – and largely untapped – potential to cycle and sequester excess atmospheric carbon through processes like seaweed cultivation. So how can stakeholders tap into this potential to scale CO₂ removal efforts and deliver climate wins?

Suzan Shahrestani, CEO of Baltimore-based growth company Minnowtech, wants to use sonar to help shrimp farmers optimise their process – and has developed a tool that will let shrimp farmers leverage their biomass data to become more sustainable and efficient.

The three Fernandez Muniz brothers are pioneering a new form of shellfish farming on Galicia’s Ria de Arousa – ongrowing clams in lantern nets in order to improve the fortunes of the thousands of artisanal shellfish producers that operate in the Rias Biaxas re…

A recent trial demonstrated that growing blue mussels (Mytilus edulis) alongside sugar kelp (Saccharina latissima) can significantly increase seaweed yields and enhance pigment content in the blades – but the benefit could come from improved …

Barely a day goes by without one media outlet or another waxing lyrical over the numerous benefits of seaweeds, and how they are going to save the planet. Some of it may be hype, but there is also much to be said for this sector, which is newly emerging in the…

The Blue Impact Fund aims to raise up to £75 million to catalyse the growth of truly sustainable aquaculture in the UK – with a focus on projects including the production of seaweed, bivalves and land-based shrimp.

David Dupaul-Chicoine recently established an urban RAS business in Montreal with the capacity to produce up to 30 tonnes of Arctic char a year. Coupled with an innovative and ever-evolving business plan, Opercule is an intriguing addition to North American aq…

Replacing fish oil with linseed oil – a popular dietary supplement for humans – is emerging as a workable nutrition strategy for artic char, brook charr and their reciprocal hybrids.

Farming a variety of Indian major carp species in the wetlands of Bihar State is proving to be a profitable alternative to agriculture for many former terrestrial farmers.

Investors looking to support sustainable marine aquaculture and the blue economy need accurate ocean data to make evidence-based decisions and de-risk their financial offerings – but a lack of reliable data might be curtailing their efforts.

Saudi Arabia’s Tabuk Fisheries Company recently hatched its first batch of native sobaity bream larvae – a breakthrough that could pave the way to diversifying the Middle East’s burgeoning aquaculture sector.

Emerging research has shown that nutraceuticals in aquafeed can delay the onset and progress of clinical signs of amoebic gill disease (AGD) in farmed Atlantic salmon.

OpsSmart's Sharmeen Khan is keen to bring blockchain traceability to the aquaculture sector – giving seafood producers and consumers a tech solution that allows end-to-end visibility and transparency.

Although native to the Atlantic and Gulf Coasts of North America, red drum are now farmed across a wide geographical range – with some producers proving more enduringly successful than others.

Sailesh Chudasama believes that biofloc production – of species including shrimp, tilapia and catfish – can create well-paid jobs and improve food security, both in Ghana and beyond.

Provision of quality seed, ensuring good production practices, adding value through processing and reducing information gaps are all crucial to make Indonesia’s seaweed sector more competitive, according to a respected seaweed processing entrepreneur.

A side-by-side comparison of conventional and insect-based aquafeed ingredients has found that insect meals and oils come with a larger carbon footprint and require more energy to produce than marine ingredients – but this discrepancy might be short-lived.

Though seaweed operations are diverse – specialising in various species and operating in different economic circumstances – today’s macroalgae practitioners need to stay grounded in science as they work towards their scale and sustainability goals for 2030.

Six years after taking up aquaculture Yatendra Kashyap is one of the leading fish farmers in Bihar, with an annual production of around 65 tonnes of carp, generating a turnover of around 9 million rupees (US $120,411).

A Dutch startup is planning to integrate aquaculture of seaweed and bivalve shellfish into floating breakwaters – simultaneously protecting fragile coastlines, providing ecosystem services and potentially producing seafood.

According to Ohad Maiman, founder and CEO of The Kingfish Company, they can indeed – although he warned that sustainability is by no means “a free pass” to profitability.

Alexsandra Caseiro is one of the stalwarts of the Brazilian aquaculture sector, spending two decades in the feed sector, before setting up her own consultancy firm, operating mainly in in Chile, Peru, Ecuador, Venezuela, Mexico and Brazil.

The latest 1810 Ultra syringe design from Socorex brings medical-grade precision to the aquaculture vaccination sector – in the process generating a range of advantages, not least to fish welfare and operator accuracy.

James de la Fargue has been CEO of Lake Harvest – one of Africa’s largest tilapia producers – since 2016. Despite downscaling production, the changes he has implemented have enabled the company to attract new investors and confirm its place close to the top of…

Mark Bowkett, CEO of Aquamonitrix, explains the dangers of elevated nitrogen levels in RAS facilities and why he believes that the company’s novel sensor can help to not only prevent mass mortalities, but also help to improve feed conversion ratios and growth …

Satellite intelligence can help the shrimp farming industry reach renewable energy, mangrove restoration and carbon capture targets.

Coming from a small village from the North of India where girls are expected to marry young and be homemakers, Mukti Vats showed incredible determination and persistence to obtain a PhD and then found Nutrenno, a startup in Bombay that hopes to transform the a…

Results from an integrated multi-trophic aquaculture (IMTA) project with sea cucumbers and marine finfish show that the system is feasible, but practitioners need to refine their designs to ensure the sea cucumbers thrive.

Results of a new study by researchers at Nofima suggest that peracetic acid can safely be used as a water disinfectant in recirculating aquaculture systems (RAS) that contain salmon parr.

Sub-Saharan Africa's limited aquaculture supply creates an excellent opportunity for Kenya's fish farming sector, giving it the potential to bank on favourable climate conditions and untapped land and water resources.

Alaa and Medhat Elokda are producing tilapia and mullet in a high-density RAS facility which they have designed and built themselves.

Despite only representing about 1 percent of global seaweed cultivation volumes, green macroalgae (Chlorophyta) could play a decisive role in the commercial seaweed sector as it expands and diversifies.

Perhaps one of the least aquatic forms of aquaculture involves the farming of crocodiles, alligators and caimans. These animals are referred to as semi-aquatic, and their husbandry is in some ways more similar to livestock production than to fish or shellfish …

As an aquaculture veterinarian based in Tasmania, Australia, Christine travels the continent to assist fish farms to improve biological productivity and solve fish health issues.

By adopting the “basic building block” of tilapia farming, producers across Africa can establish and scale operations in both urban and rural environments – moving Africa’s tilapia industry beyond subsistence farming.

New analysis suggests that pond aquaculture could be the tilapia industry’s best way to profitably intensify production – and that, other than for a few notable exceptions, recirculating aquaculture systems (RAS) will remain relatively unprofitable in the near…

Mikey Clarkson, who has a PhD from Stirling's Institute of Aquaculture and has recently completed his first year of managing Westmill Trout Farm, reflects on the differing options offered by the industry and academia.

Pond-based tilapia farmers could benefit from adopting a novel method for intensifying the production of carp and other species that has recently been successful in Eastern Europe.

Jean Yves Kouamé, founder of IDISPRO, explains how he aims to establish a modern, traceable and digitised value chain for the aquaculture sector in the Ivory Coast, in a bid to improve the country’s food security and job opportunities.