Population biology
Population biology of the burrowing crab Neohelice granulata, (Crustacea: Decapoda: Varunidae) from a tropical mangrove in Brazil
... for population biology analysis: unsexed juveniles (41), juvenile males (331), adult males (515), juvenile females (279), adult females (453) and ovigerous fe- males ...this population were derived ...
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Comparison of the population biology of Epialtus bituberculatus from two rocky shores with distinct hydrodynamic patterns
... many population parameters, including, e.g. population structure and sex-ratio, can be modified through small and/or large spatial scales by the inter- action of local biotic and abiotic processes (Guarnieri ...
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POPULATION BIOLOGY AND DISTRIBUTION OF THE TANAID Kalliapseudes schubarti MAÑÉ-GARZON, 1949, IN AN INTERTIDAL FLAT IN SOUTHEASTERN BRAZIL
... The population biology and the spatial and temporal distribution of Kalliapseudes schubarti Mañé- Garzon, 1949, a common tanaidacean in mud flats and estuaries in southern and southeastern Bra- zil, was ...
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Population biology of Callinectes ornatus Ordway, 1863 (Decapoda, Portunidae) from Ubatuba (SP), Brazil
... As shown by the comparison test used to analyze the swimming crab density at different depth strata, density decreases with increasing depth such that bellow 50 m there are very few specimens. This information confirms ...
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Population biology and secondary production of the stout razor clam Tagelus plebeius (Bivalvia, Solecurtidae) on a sandflat in southeastern Brazil
... The population biology and production of the stout razor clam Tagelus plebeius Lightfoot, 1786 were investi- gated on an intertidal sandflat on the southeast coast of Brazil (Enseada Beach, São Sebastião, ...
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Population biology of Macrobrachium
... In some regions of Brazil, M. jelskii is economically relevant in the aquarium trade and used as artisanal fishing bait and food by riverine populations (Cirilo et al ., 2011; Vera-Silva et al., 2016). Ramírez et al. ...
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Population biology and distribution of the portunid crab Callinectes ornatus (Decapoda: Brachyura) in an estuary-bay complex of southern Brazil
... the population biology and distribution of the swimming crab Callinectes ornatus (Ordway, 1863) in the Estuary-Bay of São Vicente, state of São Paulo, ...
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Population biology of Aegla platensis (Decapoda: Anomura: Aeglidae) in a tributary of the Uruguay River, state of Rio Grande do Sul, Brazil
... their population biology at the species-level is relatively well understood, intraspecific variation within populations has been poorly ...the population biology of Aegla platensis Schmitt, ...
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Population Biology of Rhodnius domesticus Neiva & Pinto, 1923 (Hemiptera: Reduviidae) under Laboratory Conditions
... al. 1961, Schlemper Jr et al. 1985). Experimental studies indicate that R. domesticus is also an im- portant vector of T. rangeli amongst its mamma- lian hosts (Steindel et al. 1991). As part of a larger study on the ...
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Population biology of spine shrimp Exhippolysmata oplophoroides (Holthuis) (Caridea, Hippolytidae) in a subtropical region, São Paulo, Brazil
... The size (CL) frequency distributions of the shrimps in each month are shown in figure 4. The proportion between ovigerous and non-ovigerous shrimps was very similar through- out the year. The population was ...
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Population biology of Trichomycterus sp. (Siluriformes, Trichomycteridae) in Passa Cinco stream, Corumbataí River sub-basin, São Paulo State, southeastern Brazil
... the biology of the species, concerning the feeding, repro- duction or dynamics of those populations (Braga, 2006), considering that often those environments are possessors of endemic ...
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Population biology of the hermit crab Petrochirus diogenes (Linnaeus) (Crustacea, Decapoda) in Southern Brazil
... This species has a wide geographical distribution in the Occidental Atlantic , being reported from Eastern USA to Uruguai (RIEGER 1997). The s i ze st ructure a nd th[r] ...
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POPULATION BIOLOGY OF Panopeus lacustris DESBONNE 1867 (BRACHYURA: PANOPEIDAE) IN PIAUÍ COASTAL, BRAZIL
... of population individuals is a dynamic characteristic that can vary throughout the year as a result of rapid reproduction and recruitment of larvae and juveniles, and also because of individual deaths (Thurman, ...
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POPULATION BIOLOGY OF Parides anchises nephalion (PAPILIONIDAE) IN A COASTAL SITE IN SOUTHEAST BRAZIL
... The population size of ...adult population size could be obtained by doubling the estimated number of males, giving a maximum possible of about 120 individuals, but usually 30 to 80 ...
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Population biology of Eudendrium caraiuru (Cnidaria, Anthoathecata, Eudendriidae) from São Sebastião Channel, Southeastern Brazil
... SCW is rich in plankton, and commonly carries waters from the estuarine regions of Cananéia and Santos, in the southern coast of the state of São Paulo. We hypothesize that the SCW possibly increases the stock of ...
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Population biology of Toxoplasma gondii: what’s out and where did they come from
... Chickens from Brazil - Genotyping of 149 T. gon- dii isolates from free range chickens in Brazil identified 58 genotype groups (Genotype #1-58) (Figure, Table). Twenty-nine of the 58 multilocus genotypes identified are ...
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Population biology of the crab Armases angustipes (Crustacea, Decapoda, Sesarmidae) at Brazilian tropical coast
... the population structure of Armases angustipes (Dana, 1852) at estuaries of the Ariquindá River, considered a non impacted area, and Mamucabas River, considered a few impacted area, on the south coast of state of ...
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Pre-vaccination nasopharyngeal pneumococcal carriage in a Nigerian population: epidemiology and population biology.
... The absence of community age-distribution data during determination of sample size did not affect our results. The study did not have sufficient power for serotype specific sub analysis despite achieving the target ...
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Population structure and reproductive biology of Uca rapax (Decapoda: Ocypodidae) in a tropical coastal lagoon, southeast Brazil
... the population biology of fiddler crabs may account for the observed male-biased sex ratio, such as differential growth, different maximum sizes and mortality rates (M ...
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Telomere biology in metazoa
... about twice as many population doublings in culture as those from 25 year old mud turtles. Telomere shortening of about 30-50% was observed between hatchlings and adults, and apart from the gonad, no telomerase ...
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