Ontogenic changes in the feeding habits of the fishes Agonostomus monticola (Mugilidae) and Brycon behreae (Characidae), Térraba River, Costa Rica

Autor: Thiago Cotta-Ribeiro, Helena Molina-Ureña

Publikováno v: Revista de Biología Tropical, Vol 57, Pp 285-290 (2009)

Las dietas de los peces varían con respecto a la calidad, la cantidad y el tamaño del alimento. Esta variación puede deberse a factores como la estacionalidad y la fase del desarrollo del individuo. Estudiamos los cambios ontogénicos en los hábi

Externí odkaz: https://doaj.org/article/98598f733b6f4b0cb7c817aa1b20931f

COMMUNITY STRUCTURE OF EASTERN PACIFIC REEF FISHES (GULF OF PAPAGAYO, COSTA RICA)

Autor: Arturo Dominici-Arosemena, Ernesto Brugnoli-Olivera, Jorge Cortés~ Núñez, Helena Molina-Ureña, Marco Quesada-Alpizar

Publikováno v: Tecnociencia, Vol 7, Iss 2 (2005)

We assessed the relative abundance of reef fishes and ita relation with physical parameters and habitat at four sites in Culebra Bay, a human disturbed arca in Gulf of Papagayo, Costa Rica (eastem Pacific) from March to October 1997. Based on 64 visu

Externí odkaz: https://doaj.org/article/462d9fc03d624952b6dfa0be575241ca

' Marine Areas of Responsible Fishing ' : A Path Toward Small-Scale Fisheries Co-Management in Costa Rica? Perspectives from Golfo Dulce

Autor: Luc Fargier, Hans J. Hartmann, Helena Molina-Ureña

Publikováno v: Fisheries Management of Mexican and Central American Estuaries
Felipe Amezcua; Brian Belgraph. Fisheries Management of Mexican and Central American Estuaries, Springer Science+Business Media, pp.155-179, 2014, Estuaries of the World, ISBN 978-94-017-8916-5. ⟨10.1007/978-94-017-8917-2_10⟩
Estuaries of the World ISBN: 9789401789165

International audience; This chapter analyzes participatory management processes of small-scale fisheries in two Pacific embayments of Costa Rica, a centralized state of Central America where fisheries management is traditionally " top-down " , data

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e1f15a439cd4dd1c9b6902b423f2aec9
https://hal.archives-ouvertes.fr/hal-01248116

Ictioplancton en la zona portuaria de Limón, Costa Rica

Autor: Ernesto Brugnoli-Olivera, Helena Molina-Ureña, Ana Rosa Ramírez Coghi, Sylvia Solano-Ulate, Arturo Dominici-Arosemena

Publikováno v: Revista de Biología Tropical, Vol 48, Iss 2-3, Pp 439-442 (2000)
Revista de Biología Tropical; Vol. 48 No. 2-3 (2000): Volume 48 – Regular number 2-3 – June 2000; 439-442
Revista de Biología Tropical; Vol. 48 Núm. 2-3 (2000): Volumen 48 – Numero regular 2-3 – Junio 2000; 439-442
Revista Biología Tropical; Vol. 48 N.º 2-3 (2000): Volumen 48 – Numero regular 2-3 – Junio 2000; 439-442
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Revista de Biología Tropical, Volume: 48, Issue: 2-3, Pages: 439-442, Published: JUN 2000

Four sampling stations were set 200-500m off Limon Port, Costa Rica, at an average depth of 20 m. From October 1996 to May 1997 horizontal subsuperficial trawls were done for 12 minutes at a speed of 1.853 Km/h, with a 1 000 µm net were surveyed wit

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a1104bf79a0e087498cb01b3fe8793ba
http://www.scielo.sa.cr/scielo.php?script=sci_arttext&pid=S0034-77442000000200015

Two New Species of Tetraphyllidean Cestodes in Himantura pacifica (Chondrichthyes: Myliobatiformes: Dasyatididae) from the Northwest Coast of Costa Rica

Autor: Daniel R. Brooks, Fernando P. L. Marques, Helena Molina Ureña

Publikováno v: The Journal of Parasitology. 82:302

Two new species of tetraphyllidean cestodes inhabiting Himantura pacifica from the northwest coast of Costa Rica are apparently most closely related to species inhabiting Himantura schmardae from the Atlantic coast of Colombia. Acanthobothroides paci

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4fb07f4b29ebe06fc582933fe8ff5a8c
https://doi.org/10.2307/3284165