Plankton Net for qualitative collection Back Catalog number: 438030 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 438001 Surface Plankton Net acc. to Apstein Price on request 435025 Combined Plate Chamber (Utermöhl-Chamber), set wit Price on request 435035 Package of 250 Base Plates, diameter 27.5mm Price on request