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5
votes
1answer
153 views

Is a sump tank necessary for my proposed aquaponics system?

I am designing an aquaponics system for my basement. I am thinking about one large fish tank approximately 3500 gallons. The grow beds will be above the fish tank and consist of twelve 45 gallon ...
4
votes
0answers
38 views

Pond for largemouth bass / perch

In NE Ohio (Zone 5 - 6) how large of a pond would I need to raise largemouth bass or perch for food production. What is the minimal depth and diameter required for 100 fish?
5
votes
2answers
163 views

Aquaculture from nothing

I'm in the process of setting up an aquaponics (recirculating aquaculture) system. The main fish being raised are Channel Catfish, and in a separate tank I am also attempting to raise Guppies as a ...
6
votes
2answers
140 views

Is canned fish more sustainable than fresh?

I read this beauty-oriented article claiming that canned fish is more sustainable than fresh fish. Is this true? Listed below is a brief energy/sustainability brain dump on the subject. Canned fish: ...
7
votes
3answers
238 views

Avoid eating tuna (as it is endangered)?

I heard that tuna is disseaparing, I "verified" on the Greenpeace link. It seems hard to believe it, is this for real? The "pig" of the oceans, one of the most common, one of the favourites? Or it's ...
18
votes
2answers
3k views

Meat or fish, which requires more energy to produce?

In general it is assumed that the energy that is required to produce a certain type of food is a good surrogate for the total environmental burden of food products. I scanned some studies to compare ...
8
votes
2answers
32 views

How can I assure that fish stock for my aquarium are coming from sustainable sources?

If I want to start an aquarium I will need fish stock to get it going. How can I assure that fish stock for my aquarium are coming from sustainable sources (e.g. being farmed) as opposed to coming ...