
Oyster hatchery and nursery, producing oyster spat, pre-growth, and semi-farming. Selection of broodstock, rigorous traceability, ASC certification. Optimization of oyster growth and survival. Continuous production less dependent on climate.
A
CSR Analysis score
The organization is among the top 5% of organizations with the most committed CSR positioning, among comparable organizations.
EmpCo Directive — September 27, 2026
We analyzed the websites of over 250,000 companies, including France Naissain's, to extract CSR initiatives and communications containing risky environmental claims.
Greenwashing risk score + your position within your sector
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Methodology: Score calculated according to 6 CSR themes (Carbon, Biodiversity, Circular Economy, Sustainable Investments, Governance, Social Impact)
Sources: Public data, CSR reports, documented initiatives, official databases
Last update: August 2026
This analysis is not yet available in English. Please see the French version.
Leading organizations
Les Parcs Saint-Kerber
B
Oyster farming and production, using traditional methods to ensure high quality. Selection and marketing of seafood products.
Huîtres de Pen Al Lann
A
Oyster farming and sales, including both flat and cupped oysters, raised from natural spat.
Ferme Marine Paimpolaise
B
Oyster farming and direct sales of oysters and seafood products.
Initiatives identified among leaders
Création d’association pour promouvoir la baie et l’ostréiculture locale.
“En 2023, Huîtres de Pen Al Lann a co-fondé l’assoc...” - Huîtres de Pen Al LannRéutilisation des coquilles vides pour entretien des parcs ostréicoles.
“Les coquilles d’huîtres vides issues des activités...” - Huîtres de Pen Al LannObtention du label AB pour l'élevage d'huîtres
“La Ferme Marine Paimpolaise a obtenu la labellisat...” - Ferme Marine Paimpolaise62% of similar organizations communicate on CSR issues
+146 initiatives collected from 50 similar organizations
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