Results 61 to 70 of about 330 (159)

Ethnoichthyological contribution to the official fisheries document concerning fisheries closure of some commercial fish categories in the western Brazilian Amazon, Guaporé River, Rondônia, Brazil [PDF]

open access: yesBiotemas, 2008
There are conflicts among fishermen and local environmental protection agencies that regulate fishing in the area, concerning the official closure periods of the fisheries. The fishermen affirm that the dates established for protection of spawning do not
Suelen Taciane Brasil de Souza   +3 more
doaj  

Conhecimento ecológico tradicional da ictiofauna pelos quilombolas no Alto Guaporé, Mato Grosso, Amazônia meridional, Brasil

open access: yesBoletim do Museu Paraense Emílio Goeldi. Ciências Humanas
Resumo O objetivo desta pesquisa foi estudar o conhecimento ecológico tradicional (CET) relacionado à pesca feita por grupo étnico autoidentificado como quilombola, por meio da análise de fatores que influenciam o consenso cultural e as técnicas da pesca
Joari Costa de Arruda   +3 more
doaj   +1 more source

Concentration of K, Na, Ca, Mg, Fe, proteins and fatty in the lined catfish Pseudoplatystoma fasciatum of the middle Orinoco in Venezuela

open access: yesRevista Técnica de la Facultad de Ingeniería, 2010
An analysis of the concentrations of potassium, sodium, calcium, magnesium, iron, proteins and fat, was made in the muscular tissue of the lined catfish Pseudoplatystoma fasciatum from the middle Orinoco in Venezuela, as a contribution to the knowledge ...
A. González   +3 more
doaj  

Remoção da adesividade em ovos de Pseudoplatystoma fasciatum

open access: yes, 2015
The aim of this study was to evaluate the use of different protocols using solutions of urea and tannin to remove adhesiveness of the eggs of Pseudoplatystoma fasciatum. In the first experiment, three treatments (T1, T2 and T3) were performed by exposing recently fertilized eggs to solution of urea (Urea 0.03% and 0.04% NaCl) for 30, 60 and 90 min ...
openaire   +1 more source

Edad, crecimiento y reproduccion de Pseudoplatystoma fasciatum y Pseudoplatystoma tigrinum en la Amazonía boliviana

open access: yes, 2008
En la presente investigación se han determinado los principales rasgos de vida como son edad, crecimiento y reproducción de #Pseudoplatystoma fasciatum$ (Surubí) y #Pseudoplatystoma tigrinum$ (Chuncuina), en función a la diferencia de calidad de aguas de los ríos Mamoré (Aguas blancas) y del Iténez (Aguas negras) en los que se encuentran distribuidos ...
openaire   +1 more source

Correction: Pereira et al. Migratory Ecology of Pseudoplatystoma fasciatum in the Amazon Basin Revealed by Otolith Microchemistry. Diversity 2024, 16, 378

open access: yesDiversity
In the original published article [...]
Luciana A. Pereira   +6 more
doaj   +1 more source

Home - About - Disclaimer - Privacy