Ring Trawl (Calcofi) Net Back Catalog number: 438700 Availability: In the manufacturer's stock Price on request - + Recommended 8286A-500S SteriWare Scoop 500ml - PS - Box of 40. STERILE Price on request 438212 Net Part for Neuston Net, mesh size 300microns Price on request 438134 Net Part (one single net) for MultiNet Type Midi Price on request