Long term Mnemiopsis leidyi abundance ( 1-inshore; 2-offshore) and surface water ... Mnemiopsis leidyi biomass, g.m-2 (1) and grazing pressure of Beroe ovata,% (2) ...
Brief history' of CEP activities on Mnemiopsis leidyi and Beroe ovata ... and notable decreases in pelagic fisheries (mostly kilka fisheries) occurred ...
It was probably transported to the Caspian via ballast waters from the Black and ... Notable decreases in pelagic fisheries (mostly kilka fisheries) occurred in all ...
P.P.Shirshov Institute of Oceanology Russian Academy of Sciences ... Biological data (zooplankton, gelatinous plankton, fish eggs and larvae, fish catches) ...
Peter Davis MARIS NETHERLANDS. Dick Schaap MARIS NETHERLANDS. Catherine ... of seismic prospecting, seismology, oceanography and environmental geophysics. ...
Mollusk Abra ovata also was deliberately introduced in the ... Several endemic mollusk species are drastically reduce their numbers and are near to extinct. ...
Its eggs and newly hatched nymphs are spread by wind and on animals, clothing, ... and has slender, rounded stems that are green when young and brown at maturity. ...