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Aquaculture news, reports and industry insights

MEDITERRANEAN | GREECE
Greek farmed Mediterranean fish output reaches 126,500 tonnes in 2025
Greek farmed Mediterranean fish output reaches 126,500 tonnes in 2025

Athens, Greece, 5 November 2026 | Production was valued at €865 million. Seabream volumes increased while seabass production declined, according to HAPO’s annual report

PRODUCTION | ORGANIC AQUACULTURE
EU widens scope for using conventional juveniles in organic aquaculture
EU widens scope for using conventional juveniles in organic aquaculture

Brussels, 5 November 2026 | The provisional agreement removes the 50% cap and the two-year limit on authorisations. The derogation may apply until the end of 2036, subject to possible review by the Commission

FISH HEALTH | VACCINATION
Nanobubble-assisted immersion vaccination could simplify fish vaccination in the future
Nanobubble-assisted immersion vaccination could simplify fish vaccination in the future

Thailand, 5 November 2026 | A study involving tilapia shows that this technology can improve protection compared with conventional immersion vaccination, although it has yet to match the effectiveness of injection

BUSINESS | RESULTS
BioMar delivers a record third quarter and upgrades its 2026 outlook
BioMar delivers a record third quarter and upgrades its 2026 outlook

Aarhus, Denmark, 4 November 2026 | The company raises its revenue and EBIT targets after a strong performance in the first nine months, while lowering its volume forecast amid expectations of softer demand in some markets in the fourth quarter

BUSINESS | FINANCIAL RESULTS
Mowi raises 2026 harvest guidance to 620,000 tonnes after record revenue quarter
Mowi raises 2026 harvest guidance to 620,000 tonnes after record revenue quarter

Bergen, Norway, 4 November 2026 | The company expects to grow by 11% this year, compared with estimated industry growth of 4%

AQUAFEED | NUTRITION
Finishing diets could restore omega 3 levels in gilthead seabream and European seabass after fish oil is reduced
Finishing diets could restore omega 3 levels in gilthead seabream and European seabass after fish oil is reduced

Las Palmas de Gran Canaria, 3 November 2026 | A scientific review suggests that a final diet rich in omega 3 fatty acids can adjust the nutritional profile of fish fillets. In gilthead seabream and European seabass, the finishing period could be around six weeks, although its use depends on harvest planning

REGULATION | BIVALVE MOLLUSCS
EU updates hygiene and traceability rules for live bivalve molluscs
EU updates hygiene and traceability rules for live bivalve molluscs

Brussels, 3 November 2026 | Delegated Regulation (EU) 2026/1829 revises the registration document for batches, defines re-immersion and makes the use of TRACES mandatory from November 2028

FISH WELFARE
FAO adopts guidelines on fish welfare and aquaculture gear waste
FAO adopts guidelines on fish welfare and aquaculture gear waste

Rome, 2 November 2026 | The General Fisheries Commission for the Mediterranean has agreed new guidance to promote responsible farming practices and prevent the loss of aquaculture gear at sea

BIODIVERSITY | AQUACULTURE
FAO explores how some aquaculture systems could contribute to the 30×30 target
FAO explores how some aquaculture systems could contribute to the 30×30 target

Rome, 3 November 2026 | A report examines whether certain farms could qualify as other effective area-based conservation measures, provided they demonstrate lasting benefits for biodiversity

RESEARCH | MICROBIOME
Can the time of year alter gilthead seabream’s response to feed?
Can the time of year alter gilthead seabream’s response to feed?

Castellón, Spain, 30 October 2026 | A study by IATS-CSIC found that seasonal timing had a greater influence than diet on the composition of gilthead seabream microbiomes. Dietary effects were temporary and differed between the skin and intestinal mucosa

ANIMAL HEALTH | RESEARCH
CTAQUA identifies virulence differences among strains of three bacteria relevant to aquaculture
CTAQUA identifies virulence differences among strains of three bacteria relevant to aquaculture

El Puerto de Santa María, 29 October 2026 | The centre has characterised 13 strains of Aeromonas veronii, Lactococcus garvieae and Vibrio harveyi. Differences in mortality observed under controlled conditions highlight the importance of strain selection when assessing treatments, vaccines and preventive measures

ECONOMY | SALMON PROFITABILITY
Falling salmon prices drive a 46% decline in Norwegian aquaculture profitability
Falling salmon prices drive a 46% decline in Norwegian aquaculture profitability

Norway, 30 October 2026 | Higher salmon supply, following a year of improved production conditions, helped put downward pressure on prices as pre-tax profits fell to NOK 7.7 billion

INVEST IN SPAIN
Spain still relies on juvenile imports to produce gilthead seabream and European seabass
Spain still relies on juvenile imports to produce gilthead seabream and European seabass

Madrid, 29/10/2026 | Domestic juvenile production covers only part of the needs of Spain’s two main Mediterranean marine fish species; France, Italy and Greece are among the main countries of origin

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News

Dublin to host Aquaculture Europe 2028 on 2–5 October

Aquaculture Europe 2028 will take place at the Convention Centre Dublin, Ireland, on 2–5 October 2028, following approval of the Irish bid by the European Aquaculture Society (EAS) Board of Directors. Under the theme “Innovation in a changing world: Adapting production in our waters”, the event will combine a…

IN-DEPTH

Clams more resistant to heat and Perkinsus: research paves the way for selective breeding
GENETICS AND RESILIENCE
Clams more resistant to heat and Perkinsus: research paves the way for selective breeding
Padua, Italy, 16/10/2026 | University of Padua researchers explain to misPeces the findings presented at Aquaculture Europe 2026 and the steps needed to transfer them to hatcheries. Initial applications could emerge within the next two or three years, although the relationship between resistance, growth and other production traits still need to be assessed
Ocean Aquaculture begins work on Spain hatchery designed to produce eight million greater amberjack juveniles a year
AI recreation of a future hatchery in Carboneras. © misPeces, 2026
Ocean Aquaculture begins work on Spain hatchery designed to produce eight million greater amberjack juveniles a year

Almería, Spain, 9 September 2026 | The first phase will involve an investment of around €15 million and is expected to begin production in January 2028, supplying both the group’s future offshore farms and other Mediterranean producers

INVESTMENT | HATCHERIES & RAS
Marine hatcheries as a key to aquaculture business success
Marine hatcheries as a key to aquaculture business success
ANALYSIS | AQUACULTURE NUTRITION
Can hydrolysates improve aquafeeds without increasing the cost of the fish produced?
Can hydrolysates improve aquafeeds without increasing the cost of the fish produced?

Global, 3 August 2026 | The industry is investing in converting by-products into functional ingredients capable of supporting feed intake, digestibility and the performance of diets containing less fishmeal, although public data demonstrating their profitability over an entire production cycle remain scare

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Videos

  • NOWA, Network of Women in Aquaculture - Garazi Rodríguez

    NOWA, Network of Women in Aquaculture - Garazi Rodríguez

    September 30, 2025
    Garazi Rodríguez, treasurer and co-founder of NOWA. NOWA is a network of women from the Mediterranean and Black Sea regions, Network of Women in Aquaculture.
  • Javier Ojeda (APROMAR) - Steps boost aquaculture's growth

    Javier Ojeda (APROMAR) - Steps boost aquaculture's growth

    September 28, 2025
    At the Aquaculture Europe 2025 – Valencia, misPeces interviewed Javier Ojeda, general manager of APROMAR, who analysed the current state of aquaculture in Spain and Europe and reflected on the steps needed to boost its growth.
  • The Conference & Tradeshow - AE25VAL

    The Conference & Tradeshow - AE25VAL

    September 29, 2025
    Valencia played host to the European Aquaculture Europe 2025 conference. In line with its slogan, 'Aquaculture for Everyone', the event brought together 3,115 participants from 97 countries. Plenary speakers, scientific sessions, industry forums and events for students made up the programme.
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