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Table 2 Effect of dissolved oxygen concentration on pond aquaculture species [20]

From: Design and development of an IoT-based intelligent water quality management system for aquaculture

Dissolved oxygen concentration

Effect

\(<2\) mg/L

Lethal (if exposure is prolonged)

2–5 mg/L

Fish growth will be slow if exposure is continuous

\(>5\) mg/L

Best condition for good growth

\(>>5\) mg/L

Normally does not present a problem, but can be harmful if supersaturation exists throughout pond volume