Made in Italy caviar: the black gold of the Po

Production and markets: the numbers of Made in Italy

Italy has consolidated its position in the market of  aquaculture caviar thanks to more than  30 producers active, mainly concentrated in Lombardy, Veneto and Piedmont. The  national production is at significant levels in the European landscape, with a farming system that favors quality and sustainability over mere quantity.

The  value of Italian exports in the sturgeon and derived products sector shows constant growth. The main destinations of Made in Italy exports are  France, Germany, Switzerland, United Kingdom and United States, markets where Italian caviar is recognized for organoleptic purity and traceability guarantees. Growing interest also comes from Asian markets, in particular  Japan, Hong Kong and United Arab Emirates, where the luxury food segment continues to expand.

At the European level, sturgeon aquaculture is concentrated in a few key countries: besides Italy, production in France, Germany and Spain is significant. The European farmed caviar market benefits from strict sanitary standards and certification systems that ensure quality and sustainability.

At the global level, China represents the  largest world producer of farmed caviar, followed by Europe and the Middle East. The international caviar market shows growth dynamics in the premium segment, driven by demand from starred restaurants, luxury hotels, and high-income consumers in emerging markets. The  consumer prices vary significantly based on the sturgeon species, the age of the specimen, and qualitative selection.

From Renaissance courts to sustainable farms

The history of  Italian caviar has its roots in the Renaissance: already in the  15th century, sturgeons from the Po river supplied the courts of Ferrara and Venice. Bartolomeo Scappi, private cook to Pope Pius V, describes in his ‘Opera’ (1570) the preparation of  sturgeon eggs as a delicacy reserved for papal banquets.

The 20th century marks the decline of  wild sturgeons: overfishing, pollution, and dams almost lead to the local extinction of native species such as theAcipenser naccarii (Adriatic sturgeon) and theAcipenser sturio(common sturgeon). The naccarii species is today classified as  ‘critically endangered’ by the IUCN (International Union for Conservation of Nature).

Since the 1980s, intensivesturgeon aquaculture began in northern Italy. Today more than  30 producers operate mainly in Lombardy, Veneto and Piedmont, exploiting spring resurgence waters with ideal characteristics for sturgeon growth.

Focus: Acipenser naccarii, the native of the Po

While the global market is dominated by non-native species (Siberian or Russian), Italy boasts the exclusive on the storione dell’Adriatico:

• identità unica: Acipenser naccarii Bonaparte 1836 is the only sturgeon species endemic to the Mediterranean basin and the Adriatic Sea (Labria et al., 2025; Barca et al., 2022);

• profilo sensoriale: the caviar obtained (often marketed as Da Vinci) has a more ‘wild’ and iodized taste compared to the buttery Oscietra, highly sought after by connoisseurs for its rarity;

• progetto di ripopolamento: thanks to programs like LIFE Ticino Biosource, captive breeders provide the juveniles necessary for the reintroduction of the species into the wild, where it was considered extinct (Falco et al., 2021; Congiu et al., 2021).

Precision aquaculture: science and sustainability

The modern  aquaculture facilities Italian adopt recirculating systems (RAS – Recirculating Aquaculture Systems) that significantly reduce water consumption compared to traditional systems. The waters used, coming from  artesian aquifers and alpine springs, maintain optimal temperatures between 16°C and 20°C and high oxygen concentrations.

The  stocking density is kept at controlled levels to ensure animal welfare, complying with the standards of the Global Aquaculture Alliance (GAA) and the Aquaculture Stewardship Council (ASC). Sturgeons are fed with  formulated feeds containing sustainable fish meals, with particular attention to feed conversion efficiency.

The best Italian productions focus on sustainability certifications and reducing the environmental footprint through energy efficiency of facilities and, where possible, the use of  renewable energies.

From the basin to the jar: the 'malossol' method

Caviar production requires  surgical precision and multi-year patience:

1. Sturgeon farming: 8-12 years for  Acipenser baerii (Siberian), 12-15 years for  Acipenser gueldenstaedtii(Osetra), up to 18-20 years for  Huso huso (Beluga). Sexual maturity is monitored through non-invasive ultrasounds to determine the optimal harvesting time;

2. Selection and classification: the eggs are evaluated according to organoleptic parameters such as size (2.5-3.5 mm), color (from pearl gray to golden amber), consistency, and grain separability. Only 70-80% of the harvested eggs meet premium quality standards;

3. ‘Malossol’ salting: literally ‘little salt’, the technique involves adding  3-5% salt very pure relative to the weight of the eggs, preserving delicate flavor and crunchy texture. The process requires 15-20 minutes of manual mixing at controlled temperature (2-4°C);

4. Maturation and packaging: after draining, the caviar matures 2-4 weeks in refrigerated cells to develop the  aromatic bouquet. Pasteurization is not applied to preserve the organoleptic characteristics of the fresh product.

Flavor palette: the Italian varieties

The  Oscietra caviar (from  Acipenser gueldenstaedtii) features pearls of varying color from brown to golden, with notes  hazelnut and buttery and a medium-long taste persistence. It is the most appreciated variety for organoleptic balance.

The  Siberian caviar (from  Acipenser baerii) offers medium-sized anthracite-gray grains, with flavor  delicate and buttery, ideal for those approaching caviar for the first time.

The  Da Vinci caviar (from  Acipenser naccarii, native Adriatic sturgeon) is an Italian rarity, with brown pearls and an aromatic profile characterized by  marine and vegetal notes, reminiscent of seaweed and iodine.

The  imperial and royal selections identify larger eggs (over 3 mm) from older specimens, with a more complex aromatic profile and premium price.

Awards and presence in global markets

Italian caviar has won prestigious awards in international gastronomic competitions, certifying the organoleptic excellence of Made in Italy productions. The major Italian producers export most of the production to demanding markets: Michelin-starred restaurants, specialized gourmet boutiques, luxury airlines, and five-star hotels.

Italian presence in international markets is characterized by positioning in the premium segment, where supply chain traceability, certified environmental sustainability, and organoleptic quality represent distinctive elements compared to competitors.

Nutritional profile: concentrate of noble proteins

According to the  CREA tables (Food and Nutrition Research Center), 100 g of sturgeon caviar provide:

• energy: 255 kcal

• proteins: 26.9 g;

• lipids: 15.0 g;

• carbohydrates3.3 g, of which sugars 3.3 g;

• salt: 5.5 g (with wide variations depending on the products).

Tasting ritual and gourmet pairings

Caviar is traditionally enjoyed  natural, served on ice with mother-of-pearl or stainless steel cutlery (never silver, which alters the taste). Classic pairings include  warm blinis, sour cream, clarified butter and brut nature sparkling wine, preferably Franciacorta DOCG o Conegliano Valdobbiadene DOCG o Trento DOC.

In the  contemporary cuisine, caviar enhances raw fish tartare, soft-boiled eggs, buttered tagliolini, creamy risottos and oysters. Michelin-starred chefs use it as an element of  sensory contrast: the saltiness and popping texture of the eggs enhance sweet and creamy preparations.

The protagonists of Made in Italy caviar

Calvisius Caviar

Historic leader based in Orzinuovi (Brescia), producing caviar since 1977. In 2023 it obtained the  ASC certification (Aquaculture Stewardship Council) for sustainability standards. The company manages the entire production cycle and supplies over 50 Michelin-starred restaurants.

Ars Italica

Brand of Calvisius specialized in  premium selections from pure sturgeon species. Offers lines such as ‘Siberian Selection’ and ‘Oscietra Prestige’, aimed at the international luxury market.

Caviar Giaveri

Venetian producer focused on  certified sustainable practices and digital traceability via blockchain. Offers educational experiences in farming at Cavaion Veronese.

Agroittica Lombarda (Adamas Caviar)

Based in the Ticino Natural Park, produces caviar  certified organic using only natural feed and extensive farming systems. Specialized in  Acipenser baerii e A. naccarii.

Caviar Import (Cru Caviar)

Innovative company that complements traditional caviar with creative products such as  caviar butter (flavored butter), sturgeon bottarga and smoked lines.

The future of Italian black gold

The  Made in Italy caviar represents a circular economy model applied to aquaculture: processing waste is transformed into protein meal for feed, while sturgeon meat enters the catering sector as a high-end product. Italian research is working on projects of  controlled reintroduction of native sturgeons in river basins, with restocking programs supported by the Lombardy and Veneto Regions.

With a growing global demand and increasingly higher quality standards, Italian producers focus on technological innovation, environmental certifications, and enhancement of biodiversity to consolidate leadership in the premium segment of the global caviar market.

Dario Dongo

References

• Barca, F., Dalle Palle, S., Schiavon, L., Samassa, C., Castaldelli, G., Boscari, E., & Congiu, L. (2022). Characterization of captive breeders to preserve the residual genetic diversity of Adriatic sturgeon (Acipenser naccarii). Diversity, 14(10), 829. https://doi.org/10.3390/d14100829

• Bronzi, P., & Rosenthal, H. (2014). Present and future sturgeon and caviar production and marketing: A global market overview.  Journal of Applied Ichthyology, 30(6), 1536-1546.  https://doi.org/10.1111/jai.12628

• Bronzi, P., Chebanov, M., Michaels, J. T., Wei, Q., Rosenthal, H., & Gessner, J. (2019). Sturgeon meat and caviar production: Global update 2017.  Journal of Applied Ichthyology, 35(1), 257-266.  https://doi.org/10.1111/jai.13870

• Congiu, L., Boscari, E., Pagani, S., Gazzola, M., & Bronzi, P. (2021). Resumption of natural reproduction of the Adriatic sturgeon in the River Po.  Oryx, 55(6), 816–816. doi:10.1017/S0030605321001150

• CREA. (2019).  Food composition tables. Caviar, sturgeon. Food and Nutrition Research Center. https://www.alimentinutrizione.it/tabelle-nutrizionali/123390

• Falco, R., Bellani, A., Magna, F., & Casale, F. (2021). The LIFE Project “Ticino Biosource – Biodiversity conservation through the restoration of source areas in favor of priority and community interest species in the Ticino Park. ResearchGate. https://www.researchgate.net/publication/372141071_Il_Progetto_LIFE_Ticino_Biosource

• Labria, F., Orioli, V., Trasforini, S., Puzzi, C., Tirozzi, P., Bani, L., & Dondina, O. (2025). Unlocking the secrets of sturgeon ecology: Lessons from conservation efforts in northern Italy. Aquatic Conservation: Marine and Freshwater Ecosystems, 35(2), Article e70079. https://doi.org/10.1002/aqc.70079

• Scappi, B. (2011). The Opera of Bartolomeo Scappi 1570: L’arte et prudenza d’un maestro cuoco (T. Scully, Ed. & Trans.). Toronto, Canada: University of Toronto Press. ISBN 978-1442611481