Surface Plankton Net acc. to Apstein Back Catalog number: 438001 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 435022 Tubular Plankton Chamber, capacity 10ml Price on request 435035 Package of 250 Base Plates, diameter 27.5mm Price on request 438025 Spare Net Bucket for Plankton Nets No. 438 001 / 4 Price on request