Earlier quoted context omitted.
Even the farmed ones? Do you eat meat at all?
Unfortunately, fish farming is currently not generally sustainable either, for other reasons, e.g. https://modernfarmer.com/2015/03/dear-modern-farmer-is-fish-... Yes, I eat some meat, but fish is a special case as it's the only major source of meat that's from wild sources, and those sources are being exploited beyond sustainable limits much of the time: https://www.worldwildlife.org/threats/overfishing Farmed meat…
I'll have to look into it more, there's a few different agencies certifying "sustainably farmed" fish at the moment which seem to be readily available around here at least.