Page 192 - CAVIAR GUIDE

Sturgeon Farming – Tradition,

Technology & Sustainability

Sturgeon farming is the foundation of modern caviar production. With wild sturgeon populations heavily reduced and
strictly protected, aquaculture has become the sustainable way to meet global demand for premium caviar while
preserving the species.

Origin & Philosophy Feeding & Nutrition
Heritage Meets Innovation – Ancient traditions of High-Protein Diets – Special sturgeon feeds with
sturgeon harvest from the Caspian, Black Sea, and balanced protein, fat, vitamins, and minerals (from
major rivers are now combined with modern companies like Zeigler, BioMar, SaniKoi, Velda).
aquaculture technologies. Sustainability – Increasing use of alternative
Sustainability First – Farming reduces pressure on proteins and oils to reduce reliance on wild fish
endangered wild sturgeons and ensures caviar can resources.
be produced ethically and legally under CITES Immune Support – Probiotics and natural
regulations. supplements improve fish health and reduce the
Control & Consistency – Farmers manage every need for antibiotics.
stage of the lifecycle, from broodstock and hatching Farming Systems
to grow-out and caviar maturation, ensuring Earthen Ponds & Lakes – Traditional, spacious,
traceability and product quality. mimicking natural habitats.
Farming Stages Raceways / Flow-Through Systems – Controlled
1.Broodstock & Hatcheries – Eggs and sperm are water quality, high stocking density possible.

collected from mature sturgeon to produce fry. Recirculating Aquaculture Systems (RAS) – Closed,
Selective breeding programs preserve genetic high-tech systems recycling water, reducing
diversity and optimize growth. environmental impact, and allowing farming even in
2.Larval & Juvenile Rearing – Fry are raised in urban or desert areas.
controlled tanks with special diets to ensure survival Global Reputation & Importance
and healthy development. Premium Caviar Supply – Today almost all legal
3.Grow-Out – Fish are transferred to ponds, lakes, caviar in the world comes from farmed sturgeon.
flow-through systems, or recirculating aquaculture Species Conservation – Aquaculture ensures
systems (RAS). This stage lasts several years, survival of species like Beluga, Osetra, Siberian,
depending on species. and Sterlet by reducing wild catch.
4.Maturation for Caviar – Female sturgeon must grow Luxury & Tradition – Farmed caviar maintains the
for 6–12 years (Beluga even longer) before prestige and taste associated with centuries of
producing high-quality roe. culinary heritage while securing a sustainable

5.Harvesting & Processing – Caviar is carefully future.
extracted, salted (malossol method is most Main Farming Regions: Europe (France, Italy, Spain,
common), and packed in sterilized tins under strict Russia), Middle East (Iran, UAE, Israel), Asia (China,
hygiene standards. Vietnam), North & South America (USA, Uruguay).
Key Species: Beluga (Huso huso), Osetra (Acipenser
gueldenstaedtii), Siberian (Acipenser baerii), Sevruga
(Acipenser stellatus), Sterlet (Acipenser ruthenus).

Caviar Guide | Special Edition 192