Plankton Net for quantitative collection with cowl Back Catalog number: 438020 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 438001 Surface Plankton Net acc. to Apstein Price on request 438030 Plankton Net for qualitative collection Price on request 435098 Set of 10 Spare Dilution Bottles 250ml Price on request