They would likely be covered under the personal possessions clause of homeowners/renters insurance. If you believe they are worth more than the policy covers you can specify an amount.
You could also check out pet insurance. But honestly, it's probably not worth the money.
Ask your agent . You may have to purchase rider to your policy that covers just your tanks and fish. I have a well known company and my coverage is just a little less than $100 per year. I have a huge tank 165 gallons and 40 ,10 gallon tanks and some 29's and 20's
Aquariums, their contents, and any damage caused by them should be covered by homeowner's or renter's insurance. Check your personal policy to see if these things are on the exclusion list.
Aquariums, their contents, and any damage caused by them should be covered by homeowner's or renter's insurance. Check your personal policy to see if these things are on the exclusion list.