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 438030 Plankton Net for qualitative collection Price on request 435015 Plankton Chamber acc. to Kolkwitz, capacity 0.5ml Price on request