Why did my fish die suddenly?

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Tags

1. #shock
2. #sensitivity
3. #caused
4. #temperature
5. #often
6. #generally
7. #death
8. #other
9. #dependant
10. #acclimation
11. #fluctuation
12. #introducing
13. #water
14. #conditions
15. #truly
16. #which
17. #cause
18. #rapid
19. #without
20. #proper
21. #sudden