Originally Posted by ColdSpringsFarm
As you guys may have guessed, the cross attempt appears to have been a failure. The RES is still super fat but I am now starting to question if it is a SHE.

It doesn't matter how green the grass is, a rancher that starts with two cows is NOT going to end up with a huge herd of cattle! grin

OTOH, you have now advanced your aquaculture skills! That should allow you to successfully experiment (or raise) more fish in your available space.