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Responses of aquatic macroinvertebrates to human pressure in a tropical highland volcanic basin: Birrís River, Irazú Volcano (Costa Rica)
Respuestas macroinvertebrados acuáticos a la presión humana en una cuenca tropical volcánica alta: Río Birrís, Volcán Irazú (Costa Rica)
(2018)
Background. Tropical mountain rivers are strategic sources of water for human development while biological communities are indicators of the status of these ecosystems. However, volcanic basins close to large urban areas ...
First Record of the Family Potamocoridae (Hemiptera: Heteroptera) in Costa Rica and of Coleopterocoris Hungerford, 1942 in Central America
(2012)
The Neotropical family Potamocoridae includes nine species in the genera Coleopterocoris Hungerford, 1942 and Potamocoris Hungerford, 1941. The biology of the family is barely known and most of the species mentioned in the ...
Description of the final instar nymphs of seven species from Anacroneuria Klapálek (Plecoptera: Perlidae) in Costa Rica, and first record for an additional genus in Central America
(2011)
The final nymphal stages for seven species of Anacroneuria Klapálek from Costa Rica are described for the first time based upon reared specimens: A. benedettoi Stark, 1998, A. divisa (Navás, 1924), A. holzenthali Stark, ...
First description of the larva of Psaironeura, based on specimens of P. anegloi from Costa Rica (Odonata: Coenagrionidae: Protoneurinae), with a key to the genera of Central American Protoneurinae.
(2020)
The larva of Psaironeura is formally described for the first time, based upon reared specimens of Psaironeura angeloi from the Tirimbina Biological Reserve, Sarapiquí, Heredia Province, Costa Rica.
Detailed illustrations ...
Macroinvertebrates as indicators in tropical streams with different land use in southern Costa Rica
Makroinvertebraten als Indikatoren in tropischen Bächen mit unterschiedlicher Landnutzung im Süden Costa Ricas
(2019)
Costa Rica is one of the countries with the highest species richness worldwide and forms an important land bridge between North and South America. In the past, Costa Rica suffered from deforestation due to conversion of ...
Life history of five small minnow mayflies (Ephemeroptera: Baetidae) in a small tropical stream on the Caribbean slope of Costa Rica
(2009)
Life history characteristics of five species of Baetidae were investigated over a one-year period at Quebrada Gonza´ lez, a warmwater stream in Braulio Carrillo National Park. Larvae of three species of Baetodes and two ...
Two new species of Rhagovelia (Hemiptera: Heteroptera: Veliidae) from Costa Rica, with a key and new records from the country
(2015)
Rhagovelia danpolhemi sp. nov., from the Caribbean Slope of Costa Rica and R. springerae sp. nov., from the northern portion of the country, are described, illustrated, compared with similar species, and included in a key ...
Variación estacional y características fisicoquímicas e hidrológicas que influyen en los macroinvertebrados acuáticos, en un río tropical
Seasonal variation, physicochemical and hydrological characteristics that influence aquatic macroinvertebrates, in a tropical river
(2020)
Introducción: La distribución de los macroinver tebrados acuáticos en los ríos puede estar determinada
por el tipo del sustrato, la forma del canal del río, el
régimen hidrológico y las interacciones con factores ...
Trichoptera
(Universidad de Costa Rica, 2010)
El orden Trichoptera (en inglés llamado “caddisflies”) pertenece al grupo de órdenes de insectos, en los cuales la totalidad de las especies depende del medio acuático para su desarrollo. ...
New records of Gerromorpha (Insecta: Hemiptera: Heteroptera) from Costa Rica
(2014-02-01)
The Gerromorpha from Costa Rica are poorly studied, except the Gerridae. Aiming to fill this gap, specimens collected across the country were examined. Lipogomphus leucostictus, Hydrometra alloiona, H. australis, H. ...