Buscar
Mostrando ítems 21-30 de 1057
Assessing the threat of a South American cichlid on anurans in the Chilean Mediterranean region
(Regional Euro-Asian Biological Invasions Centre-Reabic, Findandia, 2021)
Mediterranean biomes have been recognized as having high value due to their diversity; they are under threat due to anthropic pressures. Both freshwater fish and amphibians show high endemism and vulnerability to several ...
Genomic selection signatures in farmed Colossoma macropomum from tropical and subtropical regions in South America
(2022-01-01)
Tambaqui or cachama (Colossoma macropomum) is one of the most important neotropical freshwater fish used for aquaculture in South America, and its production is concentrated at low latitudes (close to the Equator, 0°), ...
Growth, fat content and fatty acid profile of South American catfish, surubim (Pseudoplatystoma fasciatum) juveniles fed live, commercial and formulated diets
(Wiley-Blackwell Publishing, Inc, 2009-02-01)
South American catfish, barred surubim (Pseudoplatystoma fasciatum) juveniles (117.6 +/- 11.8 mg individual weight; 28.3 +/- 2.5 mm total length) were fed various diets: one live (Tubifex worms), two commercial (Aglo Norse ...
Growth, fat content and fatty acid profile of South American catfish, surubim (Pseudoplatystoma fasciatum) juveniles fed live, commercial and formulated diets
(Wiley-Blackwell Publishing, Inc, 2009-02-01)
South American catfish, barred surubim (Pseudoplatystoma fasciatum) juveniles (117.6 +/- 11.8 mg individual weight; 28.3 +/- 2.5 mm total length) were fed various diets: one live (Tubifex worms), two commercial (Aglo Norse ...
Short-term responses of phytoplankton to nutrient enrichment and planktivorous fish predation in a temperate South American mesotrophic reservoir
(SPRINGER, 2008-03)
Top-down and bottom-up mechanisms have been proposed as potential regulators of the phytoplankton biomass of aquatic ecosystems. We evaluated the effect of nutrient enrichment and planktivorous fish predation through a ...
Hyperparasitism by helminths: new records of Cestodes and Nematodes in Proteocephalid Cestodes from South American Siluriform fishes
(Fundação Oswaldo Cruz. Instituto Oswaldo Cruz., 1989)
Cestóides hiperparasitos são descritos de espécies de proteocefalídeos, que ocorrem em peixes pimelodídeos de diferentes regiões do Brasil. Referimos ainda, a ocorrência de nematóide hiperparasito em espécimes de Choanoscolex ...
Myxobolus absonus sp. n. (Myxozoa: Myxosporea) Parasitizing Pimelodus maculatus (Siluriformes: Pimelodidae), a South American Freshwater Fish
(Instituto Oswaldo Cruz, Ministério da Saúde, 2002)
Myxobolus absonus sp n. (Myxozoa : Myxosporea) parasitizing Pimelodus maculatus (Siluriformes : Pimelodidae), a South American freshwater fish
(Fundaco Oswaldo CruzRio De Janeiro, RjBrasil, 2002)
Biology, ecology and biogeography of the South American silver croaker, an important Neotropical fish species in South America
(Springer, 2018-12-01)
The South American silver croaker is a popular fish that has recently received substantial attention from scientists, mainly due to its importance as source of animal protein and as a key fisheries species. However, little ...