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Species Guide

Brown Trout

Trucha Fario
  • Spanish Name: Trucha Fario
  • English Name: Brown Trout
  • Scientific Name: Salmo trutta
  • Type of specie: Fish
  • Order: Salmoniformes
  • Family: Salmonidae

Habitat

  • Natural: Rivers, lakes, and streams with cold, clean, and well-oxygenated waters.
  • Farming: Ponds and controlled systems with appropriate water quality for optimal growth.

General Description

  • Body shape: Elongated and fusiform, with a robust profile.
  • Distinctive features:

    Brown to golden body with dark spots surrounded by light halos, primarily on the upper body. The belly is lighter, ranging from cream to yellow.

Size and Weight

  • Average length: Generalmente entre 25 y 50 cm; en estado silvestre puede alcanzar hasta 1 metro.
  • Average weight: Generalmente entre 25 y 50 cm; en estado silvestre puede alcanzar hasta 1 metro.

Life Cycle

Moderate growth; reaches market size in 12 to 24 months depending on farming conditions.

Adaptations

Requires cold (10-16°C), well-oxygenated waters and is more demanding than rainbow trout.

Juveniles farming systems

Raised in recirculation systems (RAS) or land-based hatcheries.

Grow-out farming systems

Mainly in ponds, lake cages, or flow-through systems in rivers.

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  • Geographical distribution
Native to Europe but introduced in North America, South America, Australia, and New Zealand. Found in cold, well-oxygenated waters.
  • Main producing countries
Spain, France, Italy, Germany, United States.
  • Commercial value

Highly valued in both sport fishing and aquaculture for its firm flesh and intense flavor.

  • Additional uses

By-products: Can be processed into frozen or smoked fillets.

  • Common preparation methods
Ideal for grilling, baking, frying, or in soups and stews.