Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Jonathan Valdiviezo‐Rivera"'
Autor:
Rolando Quetzalcoatl Torres-García, Michelle R. Gaither, D. Ross Robertson, Eloisa Torres-Hernández, Jennifer E. Caselle, Jean-Dominique Durand, Arturo Angulo, Eduardo Espinoza-Herrera, Francisco J. García-De León, Jonathan Valdiviezo-Rivera, Omar Domínguez-Domínguez
Publikováno v:
PeerJ, Vol 12, p e18058 (2024)
The Tropical Indo-Pacific (TIP) includes about two thirds of the world’s tropical oceans and harbors an enormous number of marine species. The distributions of those species within the region is affected by habitat discontinuities and oceanographic
Externí odkaz:
https://doaj.org/article/e3dc5fbf1cc74848b8981c0da0760dcd
Autor:
Guuske P Tiktak, Alexandria Gabb, Margarita Brandt, Fernando R Diz, Karla Bravo-Vásquez, César Peñaherrera-Palma, Jonathan Valdiviezo-Rivera, Aaron Carlisle, Louise M Melling, Bradley Cain, David Megson, Richard Preziosi, Kirsty J Shaw
Publikováno v:
PLoS ONE, Vol 19, Iss 4, p e0300383 (2024)
Threatened shark species are caught in large numbers by artisanal and commercial fisheries and traded globally. Monitoring both which shark species are caught and sold in fisheries, and the export of CITES-restricted products, are essential in reduci
Externí odkaz:
https://doaj.org/article/e5285f5d81ae4a91bd4869560ea094b4
Autor:
Adán F. Mar-Silva, Pindaro Diaz-Jaimes, Cristina Domínguez-Mendoza, Omar Domínguez-Domínguez, Jonathan Valdiviezo-Rivera, Eduardo Espinoza-Herrera
Publikováno v:
PeerJ, Vol 11, p e15029 (2023)
Background The lack of barriers in the marine environment has promoted the idea of panmixia in marine organisms. However, oceanographic conditions and habitat characteristics have recently been linked to genetic structure in marine species. The Tropi
Externí odkaz:
https://doaj.org/article/76227be7536346159e52212421a39bbf
Publikováno v:
Check List, Vol 17, Iss 4, Pp 1181-1185 (2021)
Hemigrammus unilineatus (Gill, 1858) (Characidae) is rediscovered in Yasuní National Park, eastern Ecuador, where it has not been reported since 1987. We present a detailed taxonomic description, including measurements and photographs, as well as a
Externí odkaz:
https://doaj.org/article/3e412abd78654f22b0f5e5b142364cac
Publikováno v:
Caldasia, Vol 42, Iss 1, Pp 181-187 (2020)
Los estudios sobre hábitos alimentarios de comunidades acuáticas ayudan a entender cómo estas inter-actúan, y considerando que los peces de páramo han sido muy poco investigados, se analizó la dieta y se contribuyó al entendimiento de la ecolo
Externí odkaz:
https://doaj.org/article/961a8223dafd494281300c71422eeb00
Publikováno v:
Check List, Vol 16, Iss 2, Pp 317-322 (2020)
A review of the species of the genus Mylossoma Eigenmann & Kennedy, 1903 found in the Ecuadorian Cis-Andean region was conducted. Two species were recognized: M. albiscopum (Cope, 1872) from the Putumayo, Napo, and Tigre river basins and M. aureum (A
Externí odkaz:
https://doaj.org/article/8ef0bfeae13443308ad042cf83c0414a
Publikováno v:
Neotropical Ichthyology, Vol 18, Iss 2 (2020)
ABSTRACT A new species of catfish is described from the Esmeraldas River Basin, Pacific slope, northern Ecuador. Tentatively included in Microglanis, represents the second species of the genus inhabiting the Trans-Andean region. The new species is di
Externí odkaz:
https://doaj.org/article/a8e799ac2dd147669448a831b4f56bbf
Publikováno v:
Check List, Vol 14, Iss 1, Pp 55-75 (2018)
An annotated list of the freshwater fishes of the Limoncocha Lagoon, in the Limoncocha Biological Reserve in the northern Amazon region of Ecuador is presented. Fishes were captured between March and July of 2012, and we combined these results with p
Externí odkaz:
https://doaj.org/article/22578a2b3b67476284e50ce7a4603fee
Publikováno v:
Biota Colombiana, Vol 17, Iss 2, Pp 89-97 (2017)
La fecundidad relativa en peces es la estimación de la cantidad de ovocitos de una hembra por desove. Este aspecto se investigó en especímenes topotipos de Grundulus quitoensis de la laguna altoandina El Voladero, Ecuador. Se identificó el estadi
Externí odkaz:
https://doaj.org/article/7859cdb57b3b4ca18d8f2381aab3d1c4
Publikováno v:
Biota Colombiana, Vol 17, Iss 1 (2016)
The leucism is an aberration in pigmentation, resulting from a genetic abnormality and occurs in all vertebrate groups in which the fish are included. In Ecuador it has not reported such anomalies in fish. Is presented for the first time a case of pa
Externí odkaz:
https://doaj.org/article/f92b4de909664d108d6b7303371b2873