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Predation on microcrustaceans in evidence: the role of chaoborid larvae and fish in two shallow and small Neotropical reservoirs
(Sociedade Brasileira de Carcinologia, 2012-07-01)
This study was focused on the predation upon microcrustaceans by an invertebrate predator (chaoborid larvae), and vertebrate predators (fish), in two small reservoirs in southeastern Brazil, with and without macrophytes, ...
Drifting in a free-flowing river: Distribution of fish eggs and larvae in a small tributary of a Neotropical reservoir
(Revista Biota Neotropica, 2021-01-01)
We investigated spatial and temporal variations in the distribution of fish eggs and larvae in the Guarei River, a free-flowing tributary located in the upper section of the Jurumirim Reservoir, Paranapanema River, Brazil. ...
EFFICIENCY OF BRAZILIAN NATIVE ORNAMENTAL FISHES AS MOSQUITO LARVAE PREDATORS
(Inst Pesca, 2017-01-01)
Fish are an alternative in mosquito biological control. Some species are proven to be effective in many countries, but are Brazilian native. Brazilian species may be larvivorous but this lacks information. Therefore, the ...
Dispersal of fish eggs and larvae in a cascade of small hydropower plants with fish ladders
(Springer, 2020-10-10)
This study was conducted to investigate fish eggs and larvae dispersal in a river stretch influenced by small hydropower plants in Southeast Brazil. The main hypothesis is that the downstream dispersal of free-flowing eggs ...
Native fish larvae take advantage of introduced mussel larvae: field evidence of feeding preferences on veligers of the introduced freshwater bivalve Limnopernafortunei
(Springer, 2015-02)
Previous work has shown that the invasive bivalve Limnoperna fortunei has had a measurable impact on local food webs, but knowledge of the trophic interactions involved is still very limited. On the basis of samples collected ...
Utilization of fish protein hydrolysate in prepared diets for pacu, Piaractus mesopotamicus, larvae
(2003-12-01)
Growth and survival rates of pacu, Piaractus mesopotamicus, larvae fed prepared diets containing different animal protein sources were evaluated. Four diets with the same level of crude protein (CP) (36%) and calories (4.02 ...
Predation on microcrustaceans in evidence: the role of chaoborid larvae and fish in two shallow and small Neotropical reservoirs
(Sociedade Brasileira de Carcinologia, 2012)
This study was focused on the predation upon microcrustaceans by an invertebrate predator (chaoborid larvae), and vertebrate predators (fish), in two small reservoirs in southeastern Brazil, with and without macrophytes, ...
Efecto de la densidad de siembra sobre el crecimiento y supervivencia larval del pargo lunarejo Lutjanus guttatus
(Universidad de Valparaíso. Facultad de Ciencias del Mar, 2010)
Desenvolvimento inicial e distribuição temporal de larvas e juvenis de Bryconamericus stramineus Eigenmann, 1908 (Osteichthyes, Characidae) na planície alagável do alto rio Paraná, Brasil
(2003-07-01)
The aim of this paper was to analyze initial development and temporal distribution of larvae and juveniles of Bryconamericus stramineus and their relationship with some environmental variables of Ressaco do Leopoldo in the ...
NEW HOSTS and DISTRIBUTION RECORDS FOR NEMATODE PARASITES of FRESHWATER FISHES FROM São Paulo STATE, BRAZIL.
(2012-01-01)
A study on the nematode parasites of nine species of freshwater fishes from Peixe River São Paulo, State, Brazil. was conducted. Fish were collected between February 2010 and March 2011 and the following species were found: ...