A blue whale (balaenoptera musculus) feeding ground in a southern australian coastal upwelling zone... brevicauda), occurs in southern Australian coastal waters (between I39°45'E-143°E) during summer and autumn (December-May), where they feed on coastal krill (Nyctiphanes australis)....
Sporadic voyages to antarctica have also included larger passenger vessels (up to 960 tourists), some of which conduct sightseeing cruises only without landings. yacht travel to antarctica is also popular, with nearly all itineraries in the antarctic peninsula, and using ushuaia, argentina as a port. 3.4.c. pinnipeds there is potential for competition between antarctic fur seals and the krill fishery. krill (euphausia superba) are a primary component of fur seal diet in antarctic waters and depletion of krill or entanglement in trawls represent potential threats to fur seal populations. fur seals also prey on myctophid fish and less commonly on other finfish species and cephalapods. observers (uk) placed on krill fishing vessels fishing in ccamlr subarea 48.3 in 2003 observed antarctic fur seals taken as by-catch in the krill fishery. the take, however, was attributed to the absence of effective mitigation measures (escape panels in the nets) and lack of experience of crews new to the fishery. experienced vessels, employing effective mitigation measures, caught no seals. the only pinniped species shown to have dietary overlap or toothfish in its diet is the southern elephant seal, ... Pinnipeds There is potential for competition between Antarctic fur seals and the krill fishery....
The role of fish as predators of krill (euphausia superba) and other pelagic resources in the southern oceanKrill forms an important part of the diet of many Antarctic fish species....
Size selection of antarctic krill (euphausia superba) in trawlsTrawlers involved in the Antarctic krill (Euphausia superba) fishery use different trawl designs, and very little is known about the size selectivity of the various gears....
