Five Whys the fish loss
Use Five Whys to move from a visible aquatics problem to a process-level countermeasure.
Neon tetra losses spike after Thursday deliveries. The visible symptom is dead fish by Friday morning. Five Whys: keep asking evidence-based why questions until the cause points to a process countermeasure. The common trap is stopping at blame: "the vendor sent weak fish" or "the associate forgot." Those may be factors, but they do not produce a reliable fix by themselves. Why 1 Why were there losses Friday? The fish experienced stress after arrival. This restates the problem at a biological level but does not yet explain the store process. Why 2 Why was stress high? Temperature and water parameters…
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