This chapter reviews some of the evidence for the seasonality of gonadal development and
spawning in selected groups, and considers the ultimate reasons for such seasonality—why …

We used metadata on nine reproductive traits of 67 species of Brazilian iteroparous,
oviparous, teleost freshwater fishes to test phenotypes associations to discriminate species …

Six fish species were studied in an intermittent lowland stream in Trinidad, West Indies for 28
months from 1980 to 1982. They were Gasteropelecus sternicla, Corynopoma riisei …

In the present study, sequences of the mtDNA control region (834 bp) were analyzed from
337 specimens of Prochilodus nigricans from sites along the main channel of the Amazonas …

Abstract The State of Amazon is one of the main exporters of ornamental fish from Brazil,
and depends essentially on the extraction accomplished in several areas of the Amazon …

The cardinal tetra Paracheirodon axelrodi is a species of the family Characidae of great
interest as an ornamental fish. Many aspects of the biology of this species are still unknown …

The cardinal tetra (Paracheirodon axelrodi) is the most abundant species of the Brazilian
ornamental fish trade, constituting more than 80% of the ornamental fish collected in the …

Paracheirodon axelrodi, ou cardinal tetra, é um peixe ornamental cuja ocorrência natural
está restrita à Bacia dos Rios Negro e Orinoco. É encontrado principalmente em igarapés …

In this study, nitrogen stable isotope (δ15N) and total mercury (THg) analyses were
conducted on algae, submersed and emergent macrophytes, shrubs and trees …

Historic and extant landscape structures and environmental conditions are known to
influence phylogeographic patterns and population histories in organisms from Amazonia …