I made cages 2 ways, with a top that is loosly zip tied to the top rail of the cage, or by using larger "T"'s and using them as hinges.


Using gallon milk jugs bleach bottles as floats:




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3/4 to 1 1/4 ac pond LMB, SMB, PS, BG, RES, CC, YP, Bardello BG, (RBT & Blue Tilapia - seasonal).