Surface Plankton Net acc. to Apstein Back Catalog number: 438001 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 438060 Surcharge for mesh size < 55µ for nets 438 000, 43 Price on request 435092 Plunger Sampling Pipette acc. to Hensen, capacity Price on request 438050 Plankton Net for quantitative collection with cowl Price on request