Results 61 to 70 of about 2,545 (241)

River Ecosystem Degradation and Its Impacts on Fish Biodiversity and Capture Fisheries in Major River Basins of Bangladesh: A Policy‐Focused Study

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 1, February 2026.
ABSTRACT This study investigates the widespread degradation of river ecosystems in Bangladesh and its impact on fish biodiversity and identifies potential strategies for ecosystem restoration. Combining community perceptions from focus group discussions (FGDs) with fish market study for spatial analyses of fish species diversity across the Barak–Meghna,
Mohammad Mahfujul Haque   +6 more
wiley   +1 more source

Fish Biodiversity in the Upstream of the Umban Sari River, Pekanbaru, Riau Province [PDF]

open access: yes, 2016
The upstream the Umban Sari River was inhabit by numerous fish species. Information on these fish, however, is almost none. To understand the biodiversity of fish in that river, a study has been conducted from September to October 2015.
Efawani, E. (Efawani)   +2 more
core  

Reproductive Biology Pleco (Pterygoplichthys pardalis Castelnau 1855) in Ciliwung River

open access: yesJURNAL PEMBELAJARAN DAN BIOLOGI NUKLEUS, 2022
Pterygoplichthys pardalis is a type of fish that is widely used by people around the Ciliwung River as raw material for food production. In addition, P. pardalis has not been cultivated. The process of fish farming requires a number of information and data on fish such as reproductive biology.
Dewi Elfidasari   +2 more
openaire   +1 more source

Depredación de pez diablo (Loricariidae: Pterygoplichthys) por el cormorán oliváceo (Phalacrocorax brasilianus) en Villahermosa, Tabasco, México

open access: yesHuitzil, 2015
Presento el registro fotográfico y comportamiento de un cormorán oliváceo (Phalacrocorax brasilianus) al momento de alimentarse de un pez diablo (Pterygoplichthys sp.) en Villahermosa, Tabasco, México.
César A. Ríos-Muñoz
doaj   +1 more source

Pengaruh Kegiatan Geothermal Terhadap Keanekaragaman Ikan Di Aliran Sungai Cikaro, Kabupaten Bandung [PDF]

open access: yes, 2015
Penelitian ini bertujuan untuk mengetahui jenis dan keanekaragaaman ikan di Sungai Cikaro Kabupaten Bandung, serta pengaruh Eksplorasi Panas Bumi (Geothermal) terhadap keanekaragaman ikan di hulu Sungai Cikaro Kabupaten Bandung yang dilakukan ...
Hamdani, H. (Herman)   +2 more
core  

Spread of Amazonian Freshwater Fishes Beyond Their Native Ranges

open access: yesFish and Fisheries, Volume 27, Issue 1, Page 56-67, January 2026.
ABSTRACT The spread and establishment of Amazonian species outside their native ranges through activities such as sport fishing, aquaculture, and the ornamental fish industry may lead to ecological changes in recipient ecosystems. We investigated the global distribution of Amazonian freshwater fish (AFF) and conducted a case study in the upper Paraná ...
Aymar Orlandi Neto   +8 more
wiley   +1 more source

High affinity and temperature sensitivity of blood oxygen binding in Pangasianodon hypophthalmus due to lack of chloride-hemoglobin allosteric interaction [PDF]

open access: yes, 2015
Air-breathing fishes represent interesting organisms in terms of understanding the physiological changes associated with the terrestrialization of vertebrates, and, further, are of great socio-economic importance for aquaculture in Southeast Asia.
Bayley, Mark   +5 more
core   +2 more sources

The eyes of suckermouth armoured catfish (Loricariidae, subfamily Hypostomus): pupil response, lenticular longitudinal spherical aberration and retinal topography [PDF]

open access: yes, 2002
The dilated, round pupils of a species of suckermouth armoured catfish (Liposarcus pardalis) constrict slowly on illumination (over 35-40 min) to form crescent-shaped apertures. Ray tracing of He-Ne laser beams shows that the lenses of a related species (
Collin, S. P.   +2 more
core  

Morphology of the inner and peripheral ear of the loricariid catfish Pterygoplichthys gibbiceps K. [PDF]

open access: yes, 2008
The morphology of the peripheral and inner ear structures was studied in the loricariid catfish Pterygoplichthys gibbiceps. Specimens (n=6) were preserved in fixative (4% paraformaldehyde, 2% glutaraldehyde in 0.1M phosphate buffer) and dissected for ...
Rodgers, Brian David
core   +1 more source

Aquaculture in Peru: Situation, Challenges and Prospects

open access: yesAquaculture, Fish and Fisheries, Volume 5, Issue 3, June 2025.
ABSTRACT Aquaculture in Peru is a sector with significant growth and development in recent years. However, it faces multiple challenges to ensure its sustainability. This study aims to characterize the Peruvian aquaculture system by analysing the public, private and educational stakeholders involved, as well as the productive, commercial and ...
Euler Dolores‐Salinas   +1 more
wiley   +1 more source

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