[PDF] Top 20 Bol. Inst. Oceanogr. - vol.20 número2

... clusively during the short period of parturition and, in the present case, the last of the females examined had given birth recently,as evidenced by the con- dit[r] ... See full document

... In the f ollowing analysis we have made the assumption that the total quantity of fish landed in both ports is indicative of the quantity of available fish on [r] ... See full document

... Intensity is ex- pressed by the potential and the capacity is the poising of the system or the maintaining of the same intensity, while undergoing a certain amo[r] ... See full document

... It is true that the chelatometry has presently given the possibility' of selective analysis of calcium in the co- existence of magnesium, but an abundant amount [r] ... See full document

... The salinity tolerances of adult females of some r elevant species of planktonic copepods were studies in a mangrove region of the estuarine type, at 25 Q south [r] ... See full document

... This suggests that a considerable fraction of the particulate matter may be originated from the nanoplankton and fine detritus as the amounts of net-organic matte[r] ... See full document

... This work aimed to determine Ks and Vmax for ammonium and nitrate growth and uptake rates of phytoplankton natural population of Ubatuba region, and to know the [r] ... See full document

... tropical mass (Brazil Current) is the relatively more mature (old water mass, with smaller variations and over longer periods). The shelf water mass is intermediat[r] ... See full document

... Camarão Sete Barbas is landed almost exdusively by the small trawlers and the small Parejas both of which have a very.. much greater landing per hour fishing th[r] ... See full document

... Oceano da USP.. 1) where biological re- search, meteorological observations and physical and chemical data of adjacent sea waters have been regularly carriedout duri[r] ... See full document

... Sculpture represented only by axial costae, well developed, 22 on the last whorl, deter- min i ng a polygonal profile with con c ave intercostal bands.. They were f[r] ... See full document

... some coastál and inshore species endemic in the Brazilian waters have not yet been recorded in any of the other waters of the world. Oithona ovalis Herbst, Acartia [r] ... See full document

... The calcium contents of 78 samples from the South Atlantic water were determined by the author.. for the purpose of examining actual distribution of.[r] ... See full document

... Goniocuna dalli se separa también con facilidad, pués esta especie tiene la concha embrionaria poco o nada diferenciada, carece de lúnula y área dorsal impresas [r] ... See full document

... Oth~r special short filaments are here also differentiated , and these are very easily identified because they are invariàbly formed by three, large, densely fille[r] ... See full document

... The completely flexible mesh will theoretical- ly give an equal chance of escape and retention to a fish of which has the same circumference as the perimeter of[r] ... See full document

... should prove to be correct, Aaphiosides pelagi~ may be considered as a definitely separated species produced by its peculiar repro- ductive habita and by its ecol[r] ... See full document

... africanus Verrill, pues esta tiene placas súpe- romarginales relativamente más grandes, superficie abactinal casi totalmente cubierta de púas, placas actinales con ma[r] ... See full document

... The seasonal variation of the different fractions of photosynthesizing phyto- plankton, measured by C - 14 uptake, was studied in a mangrove swamp reglOn, at 25° s[r] ... See full document

... The waters of the mangrove environment have remained practicaIly unstudied. Studies have been carried out on the flora and fauna, zonation and association of speci[r] ... See full document