Results 21 to 30 of about 172,874 (193)

Threshold responses of floating meadow fish communities to floodplain forest cover in the lower Amazon River. [PDF]

open access: yesConserv Biol
Abstract Forest cover is positively associated with fish biomass and fisheries yield in the Amazon River floodplain, and many species enter flooded forests to feed, spawn, or seek refuge from predation. Floating macrophyte beds, known as floating meadows, in Amazon floodplains support high fish diversity and serve as nursery habitat for many fishes of ...
Grinstead S   +6 more
europepmc   +2 more sources

Atlantic Salmon (<i>Salmo salar</i>) GILL Primary Cell Culture Oxidative Stress and Cellular Damage Response Challenged with Oxytetracycline Antibiotic. [PDF]

open access: yesToxics
Salmon farming has been affected by various bacterial diseases, and the use of antibiotics (such as oxytetracycline “OTC”) to control these diseases has become necessary and thus routine.
Vargas-Chacoff L   +4 more
europepmc   +2 more sources

[Multiseptate gallbladder in pediatric patient]. [PDF]

open access: yesAten Primaria, 2023
Ortiz González L   +2 more
europepmc   +2 more sources

[Early ultrasound diagnosis of Crohn's disease]. [PDF]

open access: yesAten Primaria
Ortiz-González L   +2 more
europepmc   +2 more sources

Exotic and invasive fishes in Mexico [PDF]

open access: yesCheck List, 2015
This paper presents a list of the exotic fish species introduced in Mexican aquatic systems. This list is the result of the systematized information contained in several databases of ichthyological collections around the world and different publications.
Hector Espinosa Perez   +1 more
doaj   +3 more sources

Vulnerability of tropical fish communities across depth in the central Indian Ocean. [PDF]

open access: yesConserv Biol
Abstract Coral reefs and their fish communities below scuba diving depth (>30 m), in mesophotic coral ecosystems (MCEs) (∼30–150 m), in rariphotic (150–300 m), and in upper bathyal waters (300–500 m) are often underexplored, especially in the Indian Ocean.
Stefanoudis PV   +12 more
europepmc   +2 more sources

Estimating the population size and habitat quality of the Endangered fish Tlaloc hildebrandi in Mexico

open access: yesEndangered Species Research, 2023
The Chiapas killifish Tlaloc hildebrandi is an Endangered and endemic fish that inhabits wetlands, mountain streams, and rivers in Chiapas, Mexico. This species is considered vulnerable due to accelerated human population growth in its distribution range
M Soria-Barreto   +3 more
doaj   +1 more source

A method for estimating the rate of shedding of tags from yellowfin tuna [PDF]

open access: yes, 1965
ENGLISH: The present paper describes a new method for estimating the shedding rate of tags. The method utilizes not only data on tagging and recovery of fish marked with two tags but also data from those marked with one.
Chapman, Douglas G.   +2 more
core   +2 more sources

Sphingidae y Saturniidae (Insecta: Lepidoptera) de la Reserva Forestal Fortuna y el Parque Internacional La Amistad, Panamá

open access: yesRevista Mexicana de Biodiversidad, 2019
Presentamos información sobre la riqueza y abundancia de especies de esfíngidos y satúrnidos recolectados en La Reserva Forestal Fortuna (RFF) y el Parque Internacional La Amistad (PILA) en la provincia de Chiriquí, Panamá.
Tomás A. Ríos-González   +3 more
doaj   +1 more source

Contracaecum multipapillatum (Nematoda: Anisakidae) en peces de aguas continentales de Guanacaste, Costa Rica e Izabal, Guatemala

open access: yesRevista Colombiana de Ciencia Animal Recia, 2020
Contracaecum multipapillatum infecta peces como hospedadores intermediarios y al ser humano como hospedador accidental por consumo de carne de pescado cruda o semi cocinada.
Luis Felipe Choc-M   +3 more
doaj   +1 more source

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