This universal adaptor allows you to replace a standard 50mm filter with a collecting bottle. It is compatible with the nets listed below, all of which come with a 50mm filter as standard:
* Plankton Net 300mm Frame (only versions with 50mm filter)
* Plankton Net 250mm Frame (only versions with 50mm filter)
* Drift net bag with open end
* Downstream net and filter for Hess sampler
The adaptor also fits the Malaise trap, where it connects the collecting bottle to the main trap.
Collecting bottles that fit the adaptor are available in a variety of sizes and can be purchased individually or in packs of 5.