Results 51 to 60 of about 1,206 (123)

Ecological Structure of Estaurine Fish Communities: Habitat Linkages Among Dominant Species Groups in Terminos Lagoon, Mexico. [PDF]

open access: yes, 2001
Terminos Lagoon in the southern Gulf of Mexico has 5 ecological subsystems: (1) fluvial lagoon systems (FLS) with permanent river discharge, low salinity, high turbidity and nutrients.
Lara-dominguez, Ana Laura
core   +2 more sources

Histopathological Changes in Estuarine Catfish: A Temporal Approach in a Marine Protected Area

open access: yesBrazilian Archives of Biology and Technology
The Cananéia-Iguape Estuarine-Lagoon Complex (CIELC) is an area of low anthropogenic impact; however, it is not completely isolated from human pressure, particularly in the northern sector.
Vinícius Coelho Goes   +2 more
doaj   +1 more source

Caracterizacao da ictiofauna demersal de duas areas do complexo estuarino de Paranagua, Parana / [PDF]

open access: yes, 2005
Orientador : Henry Louis SpachDissertacao (mestrado) - Universidade Federal do Parana, Setor de Ciencias Biologicas, Programa de Pos-Graduacao em Ecologia e Conservacao.
Queiroz, Guilherme Mac Laren Nogueira de
core   +1 more source

Which metal represents the greatest risk to freshwater ecosystem in Bohai Region of China? [PDF]

open access: yes, 2017
Metals discharged from industrial effluents, agricultural wastewater, and sewage runoff by rapid urbanization are of concern as contaminants of freshwater ecosystem because of their persistence and high toxicity to aquatic organisms. This study attempted
Jin, Xiaowei   +7 more
core   +1 more source

Caracterização da ictiofauna demersal de duas áreas do complexo estuarino de Paranaguá, Paraná, Brasil [PDF]

open access: yes, 2007
Mudanças temporais e espaciais na composição e estrutura das comunidades de peixes demersais foram analisadas nas Baías de Paranaguá e Laranjeiras, Complexo Estuarino de Paranaguá, Paraná, Brasil.
Queiroz, Guilherme MacLaren Nogueira de   +4 more
core   +1 more source

Diel variation in fish assemblages in tidal creeks in southern Brazil

open access: yesBrazilian Journal of Biology
Tidal creeks are strongly influenced by tides and are therefore exposed to large differences in salinity and depth daily. Here we compare fish assemblages in tidal creeks between day and night in two tidal creeks in southern Brazil. Monthly day and night,
JF. Oliveira-Neto   +3 more
doaj   +1 more source

Ingestion and selection of suprabenthic crustaceans by small-sized fishes in a lower saltmarsh system

open access: yesBrazilian Journal of Oceanography, 1996
This study was performed in the lower saltmarsh system of the Arrozal, in the Cananéia lagoon estuarine region (25º02'S - 47º56'W), Brazil. Suprabenthic fauna was surveyed Wlth a small sledge and fishes were captured with casting and set nets to analyse:
Yoko Wakabara   +2 more
doaj   +1 more source

Distribuição e estratégia reprodutiva de duas espécies de bagres (Siluriformes, Ariidae) em um estuário do Sudeste do Brasil, Atlântico Oeste Tropical [PDF]

open access: yes, 2016
Os ecossistemas estuarinos representam ambientes únicos e de suma importância para reprodução e desenvolvimento de várias espécies, dentre elas, os bagres marinhos da Família Ariidae, que despertaram um grande interesse pela sua abundância e importância ...
SCIARRETTA, T. R.
core  

Does the closed fishing season influence the ichthyofauna consumed by Larus dominicanus? [PDF]

open access: yes, 2017
Fish that are incidentally caught by shrimp trawling represent a predictable and abundant resource for feeding several bird species, especially for the gull Larus dominicanus.
Carvalho, Barbara Maichak de   +2 more
core   +2 more sources

Analysis of the 90º and 150º angles for increment counting in otoliths of estuarine catfish

open access: yesOcean and Coastal Research
Fish age can be estimated with the use of age rings in calcified structures, such as otoliths. However, it is important to select an appropriate axis for counting the number of increments and to confirm that the age rings are visible in the otolith and ...
Igor Souza de Morais   +1 more
doaj   +2 more sources

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