[PDF] Top 20 Repositório Institucional da UFPA: Nutrient and phytoplankton biomass in the Amazon River shelf waters

... The Amazon River estuary is notable at the Amazon Continental Shelf, where the presence of the large amount of water originating from the Amazon ... See full document

... complex and diverse diurnal pacemaker systems that correspond to the complexity and diversity of the various lifestyles birds have evolved in a variety of different environments ... See full document

... larvae in stations S1 and S2 are better adapted to coarser substrate where can be found their ...Nilothauma and Thienemanniella eat detritus and periphyton. The larvae of Riethia are ... See full document

... on the morphological data of the parasite and on the site of infection is corroborated by Heckmann (2012); Moran et ...of the genus Kudoa infect muscle tissues of their hosts and ... See full document

... Da mesma forma, não sou exceção ao relacionar Leyla à fruição do texto prazeroso de Benedito Nunes: ela assina o prefácio de A clave do poético, novo livro do professor paraense.. Fa[r] ... See full document

... determine the most suitable nonlinear model to describe the growth of female collared peccaries (Pecari ...tajacu). The monthly records of the weight of 10 captive female collared peccaries ... See full document

... Carapace length: 3.42 mm (3.35-3.5 mm). Carapace (Fig. 3): unchanged. Antennule (Fig. 23): peduncle 2-segmented, proximal and distal segments with two and three long plu- mose setae, respectively. Antenna ... See full document

... dynamic and heteroge- neous ecosystems, subject to strong fluctuations in en- vironmental ...parameters. In the Amazon estuaries of Brazil, knowledge about copepod communities is rela- ... See full document

... of the present report are ornamental fish that are exported in great numbers to other ...countries. The results showed that these fish can carry several kind of parasites, both ecto and ... See full document

... diversity in wild populations and surprisingly high values also in samples from a fry-producing stock and fish farms from western Pará ...state. The haplotype diversity values for ... See full document

... First Maxilliped (Fig. 6): basipod with internal margin bearing 2,2,3,3 simple setae. Endopod 5-segmented with 2,2,2,1,4+1 setae, respectively. Exopod 2-segmented, proximal Table III. Morphological comparisons among ... See full document

... for the collection of shrimps ...2007, in six locations: Mosqueiro Island (Furo das Marinhas and Porto do Pelé); Icoaraci district; Arapiranga Island; edge of the city of Belém; and ... See full document

... is the species with the largest distribution area across the Amazon basin and Central America (Henderson et ...to the floodplain, S. exorrhiza was not abundant in ... See full document

... Finally, the project involves research, mainly in the area of learning how to learn, once tutors in the project are undergraduate students, graduate students and ...dissertations ... See full document

... levels. The subjects were recruited when they looked for medical assistance in the Laboratory of Environmental and Human Toxicology (Núcleo de Medicina Tropical, Universidade Federal do Pará), ... See full document

... S. wandae (Pyburn & Fouquette, 1971) (see Rivero, 1961; Goin, 1966; Lutz, 1973; Duellman, 1972a,b; Hoogmoed & Gorzula, 1979; Duellman & Wiens, 1992, 1993; Acosta-Galvis, 2000; De la Riva et al., 2000; ... See full document

... are the principal routes of transport of dissolved and particulate matter from inland areas to the ...of the key components of the trophic dynamics of estuarine ecosystems (Furuya 1990; ... See full document

... consists in subtracting from the original values the mean of all recorded values for the variable under consideration and then dividing this difference by the standard deviation ... See full document

... Considering the threats to biological diversity in aquatic ecosystems, phytoplankton responses are useful to evaluate some aspects of the environmental degradation (Cairns et ...1993). ... See full document

... N and P is one of the most limiting plant nutrients affecting the growth and the nutrient uptake of aquatic plants, despite P being found in a small amount in ... See full document