Biology · IGCSE · Edexcel · Pearson Edexcel International GCSE (9–1) Biology (Modular) — 4XBI1 · Specification point · 6.9B · Use of biological resources · Food production
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Fish farming |
6.9B understand the methods used to farm large numbers of fish to provide a source of protein, including maintaining water quality, controlling intraspecific and interspecific predation, controlling disease, removing waste products, controlling the quality and frequency of feeding, and selective breeding |