Results 11 to 20 of about 172,874 (193)

Estudio, dimensionado y validación de una bomba volumétrica [PDF]

open access: yes, 2012
Automatisation du procès pour faire un dimensionnement optimal des engrenages, en faisant minimale le volume mort dans l’engrènement de deux engrenages.
Izquierdo Peces, Ana
core   +92 more sources

Length–weight relations of 39 continental-shelf and deep-water fishes (Actinopterygii) from northwestern Gulf of México [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2023
Fishes from the northwestern Gulf of Mexico were surveyed during four oceanographic campaigns (February and October 2016, June and September 2017) using a shrimp trawl net and benthic sled net in 20 locations at depths that ranged from 43 to 3608 m ...
Ariel A. Chi-Espínola   +2 more
doaj   +3 more sources

Extent of threats to marine fish from the online aquarium trade in the United States. [PDF]

open access: yesConserv Biol
The global marine aquarium hobby is a multibillion‐dollar industry, largely driven by demand from the United States. Much of this trade occurs online. We web scraped 4 major US‐based e‐commerce platforms selling marine aquarium fish to determine the retail price and source (wild capture, aquaculture, or both) of 13 families of ray‐finned marine fish ...
Lin B   +6 more
europepmc   +2 more sources

Genetic diversity and structure of one of the most endangered freshwater fish species in Mexico: Tlaloc hildebrandi (Miller, 1950) and recognition of its evolutionarily significant units [PDF]

open access: yesPeerJ, 2021
The endangered Chiapas killifish Tlaloc hildebrandi is an endemic freshwater species that lives in four subbasins of the Grijalva and Usumacinta basins, and one of the most geographically restricted species of the Produndulidae family.
Rosa G. Beltrán-López   +6 more
doaj   +2 more sources

Effects of landscape fragmentation on floodplain fishes as revealed by species-habitat networks. [PDF]

open access: yesConserv Biol
Abstract How species interact with habitat patches is influenced primarily by habitat configuration (e.g., connectivity) and species’ functional traits. As levels of fragmentation increase, identifying the intricate connections between these components is crucial for biodiversity conservation.
Zhang C   +8 more
europepmc   +2 more sources

[Ultrasound diagnosis of maxillary sinusitis]. [PDF]

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

[Incidental ultrasound diagnosis of a horseshoe kidney]. [PDF]

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

Importance and spatial patterns of invisible fisheries in Amazonian clear-water rivers as revealed by fisher knowledge and collaboration. [PDF]

open access: yesConserv Biol
The graphical abstract highlights the research collaboration with fishers through interviews to record fishers' knowledge and participatory monitoring, to provide data on small‐scale fisheries in three clear water rivers (Trombetas, Tapajos and Tocantins).
Silvano RAM   +10 more
europepmc   +2 more sources

Diversity, Seasonal and Diel Distribution Patterns of Anchovies (Osteichthyes) in a Protected Tropical Lagoon in the Southwestern Gulf of Mexico

open access: yesDiversity, 2022
Anchovies are species of ecological and economic importance that inhabit coastal waters, where they are very abundant. The objective of the study was, through high-frequency temporal sampling, to analyze the diversity, seasonal and diel distribution ...
Guadalupe Morgado-Dueñas   +1 more
doaj   +1 more source

Trust Model of Privacy-Concerned, Emotionally Aware Agents in a Cooperative Logistics Problem

open access: yesApplied Sciences, 2023
In this paper, we propose a trust model to be used in a hypothetical mixed environment where humans and unmanned vehicles cooperate. We address the inclusion of emotions inside a trust model in a coherent way to investigate the practical approaches to ...
Javier Carbo, Jose Manuel Molina
doaj   +1 more source

Home - About - Disclaimer - Privacy