Works (45)

2020 article

Trophic basis of production in tropical headwater streams, Puerto Rico: an assessment of the importance of allochthonous resources in fueling food webs

HYDROBIOLOGIA.

By: K. Rosas, C. Colon-Gaud & A. Ramirez

Sources: Web Of Science, ORCID
Added: April 6, 2020

2020 journal article

Understanding tropical forest abiotic response to hurricanes using experimental manipulations, field observations, and satellite data

BIOGEOSCIENCES, 17(12), 3149–3163.

By: A. Van Beusekom, G. Gonzalez, S. Stankavich, J. Zimmerman & A. Ramirez

Sources: Web Of Science, ORCID
Added: July 13, 2020

2020 journal article

When the rainforest dries: Drought effects on a montane tropical stream ecosystem in Puerto Rico

FRESHWATER SCIENCE, 39(2), 197–212.

By: P. Gutierrez-Fonseca, A. Ramirez, C. Pringle, P. Torres, W. McDowell, A. Covich, T. Crowl, O. Perez-Reyes

Sources: Web Of Science, ORCID
Added: July 27, 2020

2019 article

Leaf litter decomposition and macroinvertebrate assemblages along an urban stream gradient in Puerto Rico

BIOTROPICA.

By: L. Classen-Rodriguez, P. Gutierrez-Fonseca & A. Ramirez

Sources: Web Of Science, ORCID
Added: August 26, 2019

2019 chapter

Multiple Stressors in the Neotropical Region: Environmental Impacts in Biodiversity Hotspots

In Multiple Stressors in River Ecosystems (pp. 205–220).

By: B. Ríos-Touma & A. Ramírez

Sources: Crossref, ORCID
Added: January 14, 2020

2019 journal article

Nutrient export and elemental stoichiometry in an urban tropical river

ECOLOGICAL APPLICATIONS, 29(2).

By: W. McDowell, W. McDowell, J. Potter & A. Ramirez

Sources: Web Of Science, ORCID
Added: March 18, 2019

2019 journal article

Urbanization increases the proportion of aquatic insects in the diets of riparian spiders

Freshwater Science, 38(2), 379–390.

By: S. Kelly, E. Cuevas & A. Ramírez

Sources: Crossref, ORCID
Added: January 14, 2020

2018 journal article

Comunidades de arañas ribereñas como indicadores de la condición de los ecosistemas fluviales en la cuenca del Río Piedras de Puerto Rico.

Actualidades Biológicas, 39(107), 1–23.

By: R. Reyes-Maldonado, J. Sánchez-Ruiz, A. Ramírez & S. Kelly

Sources: Crossref, ORCID
Added: January 7, 2020

2018 journal article

Drought Facilitates Species Invasions in an Urban Stream: Results From a Long-Term Study of Tropical Island Fish Assemblage Structure

Frontiers in Ecology and Evolution, 6.

By: A. Ramírez, P. Gutiérrez-Fonseca, S. Kelly, A. Engman, K. Wagner, K. Rosas, N. Rodríguez

Sources: NC State University Libraries, ORCID, Crossref
Added: December 17, 2018

2018 journal article

Effects of experimental pool level reduction on Phylloicus pulchrus (Trichoptera: Calamoceratidae) feeding and conspecific behavior from a tropical rainforest stream

Intropica, 3, 13.

By: L. Reyes-Torres & A. Ramírez

Sources: Crossref, ORCID
Added: January 7, 2020

2018 journal article

Large-scale climatic phenomena drive fluctuations in macroinvertebrate assemblages in lowland tropical streams, Costa Rica: The importance of ENSO events in determining long-term (15y) patterns

PLOS ONE, 13(2), e0191781.

By: P. Gutiérrez-Fonseca, A. Ramírez & C. Pringle

Ed(s): M. Cañedo-Argüelles

Sources: Crossref, ORCID
Added: January 14, 2020

2018 journal article

Life history and phenology of Phylloicus pulchrus (Trichoptera: Calamoceratidae) in a tropical rainforest stream of Puerto Rico

Revista De Biología Tropical, 66(2), 814.

By: L. Reyes-Torres & A. Ramírez

Sources: Crossref, ORCID
Added: January 14, 2020

2018 chapter

Superfamily Gomphoidea

In Thorp and Covich's Freshwater Invertebrates (pp. 377–397).

By: R. Novelo-Gutiérrez, A. Ramírez & E. González-Soriano

Sources: Crossref, ORCID
Added: January 14, 2020

2018 journal article

The larva of Perissolestes remotus (Williamson & Williamson, 1924) (Zygoptera: Perilestidae)

The larva of Perissolestes remotus (Williamson & Williamson, 1924) (Zygoptera: Perilestidae). International Journal of Odonatology, 21(3-4), 173–179.

By: J. Román-Heracleo, M. Springer & A. Ramírez

Sources: Crossref, ORCID
Added: January 7, 2020

2017 chapter

18. Rivers of Costa Rica

In Costa Rican Ecosystems (pp. 621–655).

By: C. Pringle, E. Anderson, M. Ardón, R. Bixby, S. Connelly, J. Duff, A. Jackman, P. Paaby ...

Sources: Crossref, ORCID
Added: January 25, 2020

2017 journal article

Decreases in the size of riparian orb webs along an urbanization gradient

Journal of Arachnology, 45(2), 248–252.

By: J. Sanchez-Ruiz, A. Ramírez & S. Kelly

Sources: Crossref, ORCID
Added: January 14, 2020

2017 journal article

Riparian plant litter quality increases with latitude

Scientific Reports, 7(1).

By: L. Boyero, M. Graça, A. Tonin, J. Pérez, A. J. Swafford, V. Ferreira, A. Landeira-Dabarca, M. A. Alexandrou ...

Sources: Crossref, ORCID
Added: January 14, 2020

2016 journal article

Biotic and abiotic variables influencing plant litter breakdown in streams: a global study

Proceedings of the Royal Society B: Biological Sciences, 283(1829), 20152664.

By: L. Boyero, R. Pearson, C. Hui, M. Gessner, J. Pérez, M. Alexandrou, M. Graça, B. Cardinale ...

Sources: Crossref, ORCID
Added: January 25, 2020

2016 chapter

Freshwater Decapod Diversity and Conservation in Central America and the Caribbean

In A Global Overview of the Conservation of Freshwater Decapod Crustaceans (pp. 267–301).

By: I. Wehrtmann, A. Ramírez & O. Pérez-Reyes

Sources: Crossref, ORCID
Added: January 28, 2020

2016 journal article

Ocurrencia de nemátodos en ninfas de Ephemeroptera en una quebrada de bosque tropical lluvioso

Intropica, 11, 67.

By: L. Reyes-Torres, Y. Meléndez-Torres & A. Ramírez

Sources: Crossref, ORCID
Added: January 25, 2020

2016 journal article

Phosphorus retention in a lowland Neotropical stream following an eight-year enrichment experiment

Freshwater Science, 35(1), 1–11.

By: G. Small, M. Ardón, J. Duff, A. Jackman, A. Ramírez, F. Triska, C. Pringle

Sources: Crossref, ORCID
Added: January 25, 2020

2016 journal article

Poverty, urbanization, and environmental degradation: urban streams in the developing world

Freshwater Science, 35(1), 429–435.

By: K. Capps, C. Bentsen & A. Ramírez

Sources: Crossref, ORCID
Added: January 25, 2020

2016 journal article

Predation of Telebasis vulnerata (Odonata: Coenagrionidae) eggs by detritivorous caddisfly larva, Phylloicus pulchrus (Trichoptera: Calamoceratidae)

International Journal of Odonatology, 19(4), 253–256.

By: G. Cardona-Rivera & A. Ramírez

Sources: Crossref, ORCID
Added: January 28, 2020

2016 journal article

Sobre ensambles y ensamblajes ecológicos - respuesta a Monge-Nájera

Revista De Biología Tropical, 64(2), 817.

By: A. Ramirez & P. Gutiérrez Fonseca

Sources: Crossref, ORCID
Added: January 25, 2020

2016 journal article

The larvae of Epigomphus jannyae Belle, 1993 and E. tumefactus Calvert, 1903 (Insecta: Odonata: Gomphidae)

PeerJ, 4, e2338.

By: R. Novelo-Gutiérrez, A. Ramírez & D. Delgado

Sources: Crossref, ORCID
Added: January 25, 2020

2016 journal article

Urbanization and stream ecology: diverse mechanisms of change

Freshwater Science, 35(1), 272–277.

By: A. Roy, K. Capps, R. El-Sabaawi, K. Jones, T. Parr, A. Ramírez, R. Smith, C. Walsh, S. Wenger

Sources: Crossref, ORCID
Added: January 25, 2020

2015 journal article

Leaf-litter breakdown in tropical streams: is variability the norm?

Freshwater Science, 34(2), 759–769.

By: L. Boyero, R. Pearson, M. Gessner, D. Dudgeon, A. Ramírez, C. Yule, M. Callisto, C. Pringle ...

Sources: Crossref, ORCID
Added: January 28, 2020

2015 journal article

New records of Anacroneuria Klapálek, 1909 (Plecoptera: Perlidae) for Central America

Zootaxa, 3994(3), 445.

By: P. Gutiérrez Fonseca, A. Alonso Rodríguez, A. Cornejo, A. Bailey, J. Maes & A. Ramírez

Sources: Crossref, ORCID
Added: January 28, 2020

2015 journal article

Relationships between land cover, riparian vegetation, stream characteristics, and aquatic insects in cloud forest streams, Mexico

Hydrobiologia, 768(1), 167–181.

By: M. Astudillo, R. Novelo-Gutiérrez, G. Vázquez, J. García-Franco & A. Ramírez

Sources: Crossref, ORCID
Added: January 25, 2020

2015 journal article

Stable isotope analyses of web-spinning spider assemblages along a headwater stream in Puerto Rico

PeerJ, 3, e1324.

By: S. Kelly, E. Cuevas & A. Ramírez

Sources: Crossref, ORCID
Added: January 28, 2020

2015 journal article

Tropical freshwater sciences: an overview of ongoing tropical research

Freshwater Science, 34(2), 606–608.

By: A. Ramírez, M. Ardón, M. M. Douglas & M. A. S. Graça

Sources: Crossref, ORCID
Added: January 28, 2020

2014 journal article

Descomposición de hojarasca en seis arroyos de Bosque Mesófilo de Montaña en la cuenca alta del río La Antigua, Veracruz, México

Revista De Biología Tropical, 62, 111.

By: M. Astudillo, A. Ramírez, R. Novelo-Gutiérrez & G. Vázquez

Sources: Crossref, ORCID
Added: January 28, 2020

2014 journal article

Diversity of Benthic Biofilms Along a Land Use Gradient in Tropical Headwater Streams, Puerto Rico

Microbial Ecology, 68(1), 47–59.

By: S. Burgos-Caraballo, S. Cantrell & A. Ramírez

Sources: Crossref, ORCID
Added: January 28, 2020

2014 journal article

Do omnivorous shrimp influence mayfly nymph life history traits in a tropical island stream?

Revista De Biología Tropical, 62, 41.

By: N. Macias, C. Colón-Gaud, J. Duggins & A. Ramírez

Sources: Crossref, ORCID
Added: January 28, 2020

2014 journal article

Estudios sobre macroinvertebrados acuáticos en América Latina: avances recientes y direcciones futuras

Revista De Biología Tropical, 62, 9.

By: A. Ramírez & P. Gutiérrez-Fonseca

Sources: Crossref, ORCID
Added: January 28, 2020

2014 journal article

Functional feeding groups of aquatic insect families in Latin America: a critical analysis and review of existing literature

Revista De Biología Tropical, 62, 155.

By: A. Ramírez & P. Gutiérrez-Fonseca

Sources: Crossref, ORCID
Added: January 28, 2020

2014 journal article

Land use effects on leaf litter breakdown in low-order streams draining a rapidly developing tropical watershed in Puerto Rico

Revista De Biología Tropical, 62, 129.

By: P. Torres & A. Ramírez

Sources: Crossref, ORCID
Added: January 28, 2020

2014 journal article

Spatio-temporal variation in stream water chemistry in a tropical urban watershed

Ecology and Society, 19(2).

By: A. Ramírez, K. Rosas, A. Lugo & O. Ramos-González

Sources: Crossref, ORCID
Added: January 28, 2020

2014 journal article

Using empirical field data of aquatic insects to infer a cut-off slope value in asymptotic models to assess inventories completeness

Revista Mexicana De Biodiversidad, 85(1), 218–227.

By: J. Gómez-Anaya, R. Novelo-Gutiérrez, A. Ramírez & R. Arce-Pérez

Sources: Crossref, ORCID
Added: January 28, 2020

2013 journal article

Experimental acidification of two biogeochemically-distinct neotropical streams: Buffering mechanisms and macroinvertebrate drift

Science of The Total Environment, 443, 267–277.

By: M. Ardón, J. Duff, A. Ramírez, G. Small, A. Jackman, F. Triska, C. Pringle

Sources: Crossref, ORCID
Added: January 28, 2020

2013 journal article

First record of Telebasis filiola Perty (Odonata: Coenagrionidae) preying on small web-building spiders (Arachnida: Tetragnathidae)

International Journal of Odonatology, 16(4), 289–292.

By: R. Novelo-Gutiérrez & A. Ramírez

Sources: Crossref, ORCID
Added: January 28, 2020

2013 journal article

The larvae of Heteragrion majus

Zootaxa, 3609(1), 96–100.

By: A. Ramírez & P. Gutiérrez Fonseca

Sources: Crossref, ORCID
Added: January 28, 2020

2012 journal article

Fish assemblage structure in urban streams of Puerto Rico: the importance of reach- and catchment-scale abiotic factors

Hydrobiologia, 693(1), 141–155.

By: A. Engman & A. Ramírez

Sources: Crossref, ORCID
Added: January 28, 2020

2011 journal article

Global patterns of stream detritivore distribution: implications for biodiversity loss in changing climates

Global Ecology and Biogeography, 21(2), 134–141.

By: L. Boyero, R. Pearson, D. Dudgeon, V. Ferreira, M. Graça, M. Gessner, A. Boulton, E. Chauvet ...

Sources: Crossref, ORCID
Added: January 28, 2020

2011 journal article

Urban impacts on tropical island streams: Some key aspects influencing ecosystem response

Urban Ecosystems, 15(2), 315–325.

By: A. Ramírez, A. Engman, K. Rosas, O. Perez-Reyes & D. Martinó-Cardona

Sources: Crossref, ORCID
Added: January 28, 2020

Employment

2018 - present

North Carolina State University Raleigh, NC, US
Professor Applied Ecology

2001 - 2018

University of Puerto Rico in Rio Piedras Rio Piedras, PR
Professor Environmental Sciences

Education

University of Georgia Athens, GA, US
Ph.D. Institute of Ecology

Universidad Nacional de Costa Rica Heredia, Heredia, CR
BS Ciencias Biológicas