Mesh size for my traps is standard 1/4 hardware galvanized cloth purchased at builders supply places. I have both commercial traps and homemade traps with 1/8", 1/4" and 1/2" mesh sizes.
Examples:
Gee Brand minnow traps
http://www.easternmarineoutlet.com/gees-galvanized-minnow-trap-g-40

Larger styles
http://ktraps.com/high-quality-minnow-traps.html


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