Recent content by elasipod

Bummer, thanks!

I am a marine biologist and for some studies we dive to sample the seaweed and critters living on the seafloor in shallow water (<100 ft). To suck up all the stuff from a small area (say 50x50 cm) marked out by a quadrat, we have in the past used an airlift made of PVC or acrylic pipe with air...