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International Research

Publication title with image of a mayfly

Regional groundwater and storms are hydrologic controls on the quality and export of dissolved organic matter in two tropical rainforest streams, Costa Rica

 350 210 Stroud Water Research Center

Osburn, C.L., D. Oviedo‐Vargas, E. Barnett, D. Dierick, S.F. Oberbauer, and D.P. Genereux. 2018.  Journal of Geophysical Research: Biogeosciences 123:850–866.

Bern Sweeney in a video still.

Global Impact: Preserving and Conserving Fresh Water Around the World

 942 530 Stroud Water Research Center

Our scientists are advancing knowledge of freshwater systems on five continents and our educators are using the Leaf Pack Network® materials to teach freshwater stewardship throughout North, Central and South America, with plans to expand to Africa and China.

A small fish in Rio Rincon, Costa Rica.

Fish of the Río Rincón, Costa Rica

 835 627 Stroud Water Research Center

Researchers from the Stroud Center visited the Río Rincón on the Osa Peninsula in Costa Rica to scope out potential sites for an upcoming survey of the physical, chemical, and biological status of streams and rivers of the Osa Peninsula.

A Costa Rica tapir caught by a wildlife camera.

Wildlife Camera: Costa Rican Tapir

 944 525 Stroud Water Research Center

A wildlife camera recorded footage of a tapir walking near Maritza Biological Station in Costa Rica.

A tapir at Maritza Biological Station.

Tapir Visits the Maritza Biological Station

 944 528 Stroud Water Research Center

A rare daytime sighting of a tapir near Maritza Biological Station in Costa Rica.

Spider monkey in a video still.

Spider Monkeys at the Maritza Biological Station

 944 527 Stroud Water Research Center

Another video shot by Rafa Morales, station manager at the Maritza Biological Station in Costa Rica. This adult spider monkey is feeding on buds in the treetops while its baby…

Publication title with image of a mayfly

Archaea dominate the ammonia-oxidizing community in deep-sea sediments of the Eastern Indian Ocean – from the Equator to the Bay of Bengal

 350 210 Stroud Water Research Center

Wang, J., J. Kan, X. Zhang, Z. Xia, X. Zhang, G. Qian, Y. Miao, X. Leng, and J. Sun. 2017. Frontiers in Microbiology 8:415.

A stream cascade in Lofty Creek, Pennsylvania.

Colonization and diversification of aquatic insects on three Macronesian archipelagos using 59 nuclear loci derived from a draft genome

 1024 681 Stroud Water Research Center

Rutschmann, S., H. Detering, S. Simon, D.H. Funk, J-L. Gattolliat, S.J. Hughes, P.M. Raposeiro, R. DeSalle, M. Sartori, M.T. Monaghan. 2017. Molecular Phylogenetics and Evolution 107:27–38.

Publication title with image of a mayfly

Macroinvertebrates of rivers and creeks along the interoceanic highway, Cusco and Puerto Maldonado, Perú

 350 210 Stroud Water Research Center

Sweeney, B. W., D.H. Funk, R. W. Flowers, T. Gonzales, and A. Huamantinco. 2017. Museum Guide No. 843, The Field Museum, Chicago, Illinois.

Peter Kjellerup and Bern Sweeney sorting aquatic macroinvertebrates as Bhutanese children watch.

Physical, Chemical, and Biological Assessment of Streams and Rivers in Bhutan and Bangladesh

 290 290 Stroud Water Research Center

Scientists evaluated water quality using macroinvertebrate studies and real-time data from monitoring stations equipped with open source technology.