Results 21 to 30 of about 2,665 (171)

Late Quaternary Drainage Rearrangement Prevents the Vegetation Development in the La Tatacoa Intermontane Basin of the Colombian Andes

open access: yesFrontiers in Earth Science, 2022
The Tatacoa Desert (TD) is a Cenozoic basin between the Central and Eastern Cordilleras in the southern Colombian Andes. Its sparse vegetation and Badlands morphology resemble a semi-arid environment, despite receiving ∼1,300 mm of mean annual ...
D. H. Souza   +6 more
doaj   +1 more source

Titian Ramsay Peale’s 1831 “Obscure Expedition to Colombia”: Status Quaestionis of the Sketches at the American Philosophical Society

open access: yesHart, 2020
Titian Ramsey Peale, was an American naturalist and artist and the youngest son of the painter Charles Willson Peale. He was well-known for his participation as an illustrator in various scientific expeditions in the United States and around the world at
Verónica Uribe Hanabergh
doaj   +1 more source

¿Where do migratory fish spawn in a neotropical Andean basin regulated by dams?

open access: yesPLoS ONE, 2023
Spawning sites play a key role in the reproduction of fish allowing populations to endure over time. The Nechí River is an important spawning area for potamodromous fish species where one of the threats is dam construction.
Kelly Rivera-Coley   +4 more
doaj   +1 more source

First records of the Truandó Toad, Rhaebo haematiticus (Cope, 1862) (Anura, Bufonidae) in the Middle Cauca river valley, Caldas, Colombia [PDF]

open access: yesCheck List, 2023
We present the first records of the Truandó Toad, Rhaebo haematiticus (Cope, 1862), in the inter-Andean valley of the Middle Cauca River, Colombia, the second largest inter-Andean basin of the country.
Héctor Fabio Arias-Monsalve   +4 more
doaj   +3 more sources

Protection of spawning habitat for potamodromous fish, an urgent need for the hydropower planning in the Andes

open access: yesNeotropical Ichthyology, 2021
Because dams block migratory routes of potamodromous fish to their spawning areas, and energy generation changes natural flow seasonality, it is necessary to identify spawning areas and their conditions. This information will help in management decisions
Cintia Moreno-Arias   +3 more
doaj   +1 more source

Determination of spawning characteristics and fecundity of the the Magdalena Catfish Pseudoplatystoma magdaleniatum Buitrago-Suárez y Burr, 2007 (Siluriformes: Pimelodidae)

open access: yesBiota Colombiana, 2014
The endemic catfish of the Magdalena River Basin Pseudoplatystoma magdaleniatum (Siluriformes: Pimelodidae) constitutes the second species in commercial importance and a target species for fishing management.
John W. Arce-Zúñiga   +3 more
doaj   +1 more source

River lives, River movements. Fisher communities mobilizing local and official rules in defense of the Magdalena River [PDF]

open access: yesThe Journal of Legal Pluralism and Unofficial Law, 2021
The Magdalena River, Colombia’s main river backbone, features multiple tensions and socio-environmental conflicts. They manifest themselves in the river’s ecological degradation and negatively impact the riparian communities and artisanal fishermen, whose productive activities and rights of access to water are restricted.
Boelens, Rutgerd   +3 more
openaire   +2 more sources

Taxonomic review of Colombian Parodon (Characiformes: Parodontidae), with descriptions of three new species

open access: yesNeotropical Ichthyology
We review species of Parodon Valenciennes, 1850 from the Magdalena, Cauca, Orinoco, Amazonas, Atrato and Caribbean-Guajira River basins of Colombia using meristic and morphological characters.
Alejandro Londoño-Burbano   +2 more
doaj   +1 more source

The Magdalena river canal and the synergies for the development of Barranquilla

open access: yesDimensión Empresarial, 2017
A port-city's sustainability based upon its capacity to generate jobs and competitiveness for the future generations. The port of Barranquilla presents difficulty for navigation along the access channel by the sediments that are pushed by the current of the Magdalena river, and do not allow the arrival of the scheduled ships; This makes the Port lower ...
Keyly Escarlith Peña Coronado   +2 more
openaire   +1 more source

Genetic Diversity of the Cichlid Andinoacara latifrons (Steindachner, 1878) as a Conservation Strategy in Different Colombian Basins

open access: yesFrontiers in Genetics, 2020
Cichlids constitute a diverse monophyletic group that have developed adaptive strategies to thrive in diverse environments. Andinoacara represents an example of diversification on the South American Andean uplift, providing a key model for understanding ...
Luz Elena De la Ossa-Guerra   +4 more
doaj   +1 more source

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