This dish is the perfect long or short term storage for mason bee cocoons and other insects. For the short term, cocoons are placed into the dish and then candled for parasitic wasps. For candling the cocoons, place over a large flashlight in a dark room. You can easily see the bee inside a cocoon. Other cocoons may have ten or so parasitic wasps which can be destroyed..
Other insects that are found during harvest can temporarily be stored until identified. This dish can also be used for long term storage of cocoons inside a fridge that has a humidity of >70%
Tiny bars in the lid allows air and moisture to go in and our of the dish to keep bees healthy. Easily stack able. Great dish for candling cocoons.