Biology

Heavy wooden planks, with two tightening screws and flynuts for uniform and sufficient pressure. Flynuts need not be completely removed and may be left in the upper plank.
Size: 450 x 300 mm

87 cm long collection bag made of strong bolting netting cloth suspended by muslin reinforcement and mounted on a strong wire ring of 30 cm dia. Three braided strong leads are attached to swivel front. Lower end of the bag is provided with a 5 cm opening with strong cloth pocket for tying the collection vial.

For collecting flies, spiders and other small arthropods. Comprises 75 x 25 mm glass tube with inlet and outlet tubes through a rubber stopper. Collecting tube has a flared end and the mouth piece is with rubber tube connection with a gauze filter, to confine collected specimen to the tube.