Plate II. 



{Top lift) The one metre tow net being hauled from the stern of the research ship Scolici. 



{Top right) The flowmeter in the tail-piece of the Gulf III plankton sampler. 



{Bottom left) The stinging jellyfish, Cycvicii, left by the tide in a rock pool. 



{Bottom right) The Portuguese Man o' War, Physiilia, just after capturing a fish. 



Three photographs by N. T. Nicoll, 

 Physniia by D. P. Wilson 



