Surface Plankton Net acc. to Apstein Back Catalog number: 438001 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 435100 Folsom's Plankton Sample Divider Price on request 438045 Spare Net Part for Plankton Nets No. 438 040 and 4 Price on request 438040 Plankton Net for quantitative collection with cowl Price on request