NET MESH(mm) RATE(m/min) STRATA(m) 0 0.150 15m/min Down - from surf to maximum depth or 500 meters. 1 " " Up - from max tow depth to 100m. 2 " " UP - from 100m to 40m. 3 " " UP - from 40m to 15m. 4 " " Up - from 15m to surf. 5 0.335 " Down - from surf to maximum depth or 500 meters. On stations deeper than 200 m, tow Net #5 to 500 m and then back to 200 m, then open #6. 6 " 10m/min Up - from max tow depth to 100m. (See note for net 5.) 7 " " Up - from 100m to 40m. 8 " " Up - from 40m to 15m. 9 " " Up - from 15m to surf. This net remains open at end of tow.