Spare Net Bucket, for Plankton Nets No. 438030 / 4 Back Catalog number: 438055 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 435100 Folsom's Plankton Sample Divider Price on request 435011 Counting Chamber for zooplankton, volume approx. 2 Price on request 435011C Counting Chamber for zooplankton, dimensions 80 x Price on request