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Flow Through - Freshwater
Flow-Through Culture
Water flows continuously from a natural source (spring, stream) through fish rearing tanks and is discharged - simple but water-intensive.
Sustainability: ★★★☆☆ Scale: Medium
Setup: $30,000+ FCR: 1.4
📖 Overview
Flow-through systems rely on a continuous natural water source. Common in trout hatcheries fed by springs or cold streams. Simple, effective for oxygen-demanding species, but requires abundant clean water and generates significant effluent.
🐟 Species Commonly Farmed
Trout, salmon smolts, sturgeon hatcheries.