Why did my fish die in one day?

Related questions

1. Can you bring food to GA Aquarium?
2. Are bigger fish tanks easier to maintain?
3. Can fish die if the tank is too small?
4. Is there a free day at Shedd Aquarium?
5. Does Atlanta aquarium have military discount?
6. Why do doctors offices have fish tanks?
7. Is the Shedd Aquarium free this month?
8. Do fishes need oxygen?
9. Can you turn off a fish tank pump at night?
10. Do aquariums need bubblers?

Tags

1. #because
2. #reason
3. #temperature
4. #owner
5. #hours
6. #deaths
7. #water
8. #quick
9. #within
10. #sudden
11. #usually
12. #shock
13. #hardness
14. #change
15. #there
16. #large
17. #severe