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Morphology, distribution and abundance of Trachurus lathani Nichols, 1920 (Teleostei: Carangidae) in the south-southeastern Brazilain coast
- Source :
- Boletim do Instituto Oceanografico; Vol. 35 No. 1 (1987); 65-95, Boletim do Instituto Oceanográfico; Vol. 35 Núm. 1 (1987); 65-95, Boletim do Instituto Oceanográfico; v. 35 n. 1 (1987); 65-95, Boletim do Instituto Oceanográfico, Instituto Oceanográfico da Universidade de São Paulo (IOUSP), instacron:USP
- Publication Year :
- 1987
- Publisher :
- Universidade de São Paulo. Instituto Oceanográfico, 1987.
-
Abstract
- Morphological data of horse-mackerel (Trachurus lathami) were analysed from samples obtained on the Brazilian continental shelf with the R/V "Prof. W. Besnard" during four oceanographic cruises in 1975. Results have shown that there are no distinct populations in the studied area. Analysing its distribution and abundance, it was verified that the species occurred in the whole area, tending to concentrate southward (28o - 30oS). Comparing these results with those found in literature, hypothesis about the existence of another population in southern areas (south of Brazil, Uruguay and Argentina) are discussed.
- Subjects :
- Subpopulações
Catch^i2^seff
Environmental effects
Population
Efeitos ambientais
Meristic counts
Oceanography
Morfologia animal
Abundance (ecology)
Trachurus lathami
Distribuição geográfica
Southwestern Atlantic
Captura^i1^sesfo
education
Contagens merîsticas
education.field_of_study
geography.geographical_feature_category
biology
Ecology
Continental shelf
Atlântico sudoeste
Animal morphology
biology.organism_classification
Geography
Subpopulations
Geographical distribution
Subjects
Details
- Language :
- Portuguese
- ISSN :
- 23168951 and 03735524
- Database :
- OpenAIRE
- Journal :
- Boletim do Instituto Oceanografico; Vol. 35 No. 1 (1987); 65-95, Boletim do Instituto Oceanográfico; Vol. 35 Núm. 1 (1987); 65-95, Boletim do Instituto Oceanográfico; v. 35 n. 1 (1987); 65-95, Boletim do Instituto Oceanográfico, Instituto Oceanográfico da Universidade de São Paulo (IOUSP), instacron:USP
- Accession number :
- edsair.doi.dedup.....ab74412231da76c063bdfed7ea07b5b5