Desde el 2005 es investigadora asociada a Smithsonian Tropical Reseaarch Institute, investigadora del Centro de Ciencias del Mar y Limnología (CIMAR) y del Centro de Investigación en Estructuras Microscopicas (CIEMIC), profesora de la Biología desde el 2013, Actualmente es la Directora del Museo de Zoología de la Universidad de Costa Rica. 

En el 2014 fue reconocida como la "Científica destacada, 2014" por el Ministerio de Ciencia Tecnología y Telecomunicaciones y la Academia Nacional de Ciencias de Costa Rica.  

Estudios realizados: 

• Especialidad: Biologia Marina
• 2010 Ph.D. Ciencias, Universidad de Costa Rica
• 2003 M.Sc. Biología, Universidad de Costa Rica
• 1986 Licenciatura en Biología (Biología Marina), Universidad de Costa Rica
• 1982 Especialidad en Informática, Universidad de Costa Rica.
• 1979 Bachillerato en Biología (Biología Marina), Universidad de Costa Rica. 

Publicaciones representativas:

Breedy, O., Guzman, H.M., Murillo-Cruz, C. & Vargas, S. 2021. Discovery of a new species of Leptogorgia Milne Edwards & Haime, 1857 (Anthozoa: Octocorallia: Gorgoniidae) from eastern tropical Pacific mesophotic reefs. Marine Biodiversity 51:95.
https://doi.org/10.1007/s12526-021-01232-6

Breedy, O.; Ofwegen van, L.P.; McFadden, C.S.; Murillo-Cruz, C. 2021. Rhodolitica on rhodoliths: a new stoloniferan genus (Anthozoa, Octocorallia, Alcyonacea). ZooKeys
1032: 63–77. doi: 10.3897/zookeys.1032.63431

Vargas, J.A. & Breedy, O. 2021. Soft corals (Cnidaria, Alcyonacea) from the Gulf of Nicoya estuary, Pacific of Costa Rica: a checklist. UNED Research Journal 13(2): e3921. doi:
https://doi.org/10.22458/urj.v13i2.3921

Segovia, J.V., Breedy, O. & Cortés, J. 2021. Gorgonias (Octocorallia: Alcyonacea) de aguas someras de El Salvador. Ecosistemas acuáticos de El Salvador 54(54): 66–94. doi:
https://doi.org/10.5377/ryr.v54i54.12067

Matamoros-Calderón, W., Lara, M., & Breedy, O. 2021. Bosques de coral negro del Área de Conservación Guanacaste: especies y distribución. Revista de Biología Tropical,69(Suppl. 2), S208-S218.https://doi.org/10.15517/rbt. v69iS2.48317

Breedy, O. & Guzman, H.M. 2020. A revision of the genus Psammogorgia Verrill, 1868 (Cnidaria, Anthozoa, Octocorallia) in the tropical eastern Pacific Ocean. ZooKeys 961: 1–30. doi: 10.3897/zookeys.961.54846

Breedy, O., Guzman, H.M., Murillo, C. & Vargas, S. 2020. A new species of the genus Psammogorgia (Cnidaria: Anthozoa: Octocorallia) from the Hannibal Bank in Pacific Panamá. Bulletin of Marine Science 96 (1): 169–179. doi:https://doi.org/10.5343/bms.2019.0072

Breedy, O., Rouse, G.W., Stabbins, A., Cortés, J. & Cordes, E.E. 2019. New records of Swiftia
(Cnidaria, Anthozoa, Octocorallia) from off the Pacific Costa Rican margin, including a new species from methane seeps. Zootaxa 4671 (3): 407–419.
https://doi.org/10.11646/zootaxa.4671.3.6

Williams, G.C. & Breedy, O. 2019. A new species of gorgonian octocoral from the mesophotic zone off the central coast of California, Eastern Pacific – with a key to related regional taxa (Anthozoa, Octocorallia, Alcyonacea). Proceedings of the California Academy of Sciences 65(6): 143–158.

Breedy, O. & Guzman, H.M. 2018. A new alcyonacean species (Cnidaria: Anthozoa: Octocorallia) from a seamount in the tropical Pacific. Bulletin of Marine Science, 94(4):1515–1524.doi: doi.org/10.5343/bms.2018.0027.

Breedy, O. & Guzman, H.M. 2018. Revision of the genus Adelogorgia Bayer, 1958 (Cnidaria: Anthozoa: Octocorallia) with the description of three new species. Zootaxa 4369 (3):
327–348. doi: 10.11646/zootaxa.4369.3.2.

Breedy, O. & Guzman, H.M. 2016. A new Muricea species (Cnidaria: Anthozoa: Octocorallia) from the eastern tropical Pacific. For: Zookeys 629: 1-10. doi:
10.3897/zookeys.629.10828.

Williams, G.C. & Breedy, O. 2016. A New Species of Whip-Like Gorgonian Coral in the Genus Swiftia from the Gulf of Farallones in Central California, with a Key to Eastern Pacific Species in California (Cnidaria, Octocorallia, Plexauridae). Proceedings of the California Academy of Sciences, ser. 4, 63: 1–13.

Ament-Velásquez, S.L., Breedy, O, Cortés, J., Guzman, H.M., Wörheide, G., Vargas, S. 2016. Homoplasious colony morphology and mito-nuclear phylogenetic discordance among Eastern Pacific octocorals. Molecular Phylogenetics and Evolution 98: 373-381.

Breedy, O. & Guzman, H.M. 2016. A revision of the genus Muricea Lamouroux, 1821 (Anthozoa, Octocorallia) in the eastern Pacific. Part II. ZooKeys 581: 1–69. doi:
10.3897/zookeys.581.7910.

Breedy, O. & Guzman, H.M. 2015. A revision of the genus Muricea Lamouroux, 1821 (Anthozoa, Octocorallia) in the eastern Pacific. Part I: Eumuricea Verrill, 1869 revisited. Zookeys, 537: 1-32. doi: 10.3897/zookeys.537.6025. Corrigenda: Breedy O, Guzman HM (2016) A revision of the genus Muricea Lamouroux, 1821 (Anthozoa, Octocorallia) in the eastern Pacific. Part I: Eumuricea Verrill, 1869 revisited. ZooKeys 537: 1–32. doi:
10.3897/zookeys.537.6025. ZooKeys 553: 149–153. doi: 10.3897/zookeys.553.7471.

Breedy, O., Cairns, S.D. & Häussermann, V. 2015. A new alcyonacean octocoral (Cnidaria, Anthozoa, Octocorallia) from Chilean fjords. Zootaxa, 3919(2): 327–334.

Breedy, O. & Guzman, H.M. 2014. A New Species of Alcyonacean Octocoral from the Peruvian Zoogeographic Region. Journal of the Marine Biological Association, U.K. 94(3): 493–498. doi:10.1017/S0025315413001835.

Vargas, S., Guzman, H.M., Breedy, O. & Wörheide, G. 2014. Molecular phylogeny and DNA barcoding of tropical eastern Pacific shallow-water gorgonian octocorals. Marine Biology
161: 1027–1038. DOI 10.1007/s00227-014-2396-8.

Gómez, C.G., Guzman, H.M., Gonzalez, A. & Breedy, O. 2014. Survival, Growth, and Recruitment of Octocoral Species in Coiba National Park, Pacific Panama. Bulletin of Marine Science 90(2): 623–650.

Breedy, O., Williams, G. & Guzman, H.M. 2013. Two new species of gorgonian octocorals from the Tropical Eastern Pacific Biogeographic Region (Cnidaria, Anthozoa, Gorgoniidae). ZooKeys, 350: 75–90.

Breedy, O. & Guzman, H.M. 2013. A new species of the genus Eugorgia (Cnidaria: Octocorallia: Gorgoniidae) from mesophotic reefs in the eastern Pacific. Bulletin of Marine Science, 89(3): 735–743.

Abeytia, R., Guzman, H.M. & Breedy, O. 2013. Species composition and bathymetric distribution of gorgonians (Anthozoa: Octocorallia) on the Southern Mexican Pacific coast. Revista de Biología Tropical, 61(3): 1157–1166.

Breedy O., Ofwegen van, L.P. & Vargas, S. 2012. A new family of soft corals (Anthozoa, Octocorallia, Alcyonacea) from the aphotic tropical eastern Pacific waters revealed by integrative taxonomy, Systematics and Biodiversity, 10:3, 351–359.

Breedy, O., Abeytia, R. & Guzman, H.M. 2012. A new species of Leptogorgia (Cnidaria: Anthozoa: Octocorallia) from the mexican Pacific coast. Bulletin of Marine Science, 88(2): 319–325.

Breedy, O., & Guzman, H.M. 2012. A new species of Leptogorgia (Cnidaria: Anthozoa: Octocorallia) from Golfo Dulce, Pacific, Costa Rica. Zootaxa, 3182: 65–68.

Alvarado, J.J.,Guzman, H.M., Breedy, O. 2012. Distribution and diversity of echinoderms (Asteroidea, Echinoidea, Holothuroidea) in the islands of the Gulf of Chiriqui, Panama. Revista de Biologia Marina y Oceanografia, 47(1): 13–22.

Guzman, H. M. & Breedy, O. 2012. Pacifigorgia marviva (Anthozoa: Octocorallia) a new species from Coiba National Park, Pacific Panama. Journal of the Marine Biological Association, U.K., 92: 693–698.

Starr, R. M., Cortés, J., Barnes, C. L., Green, K. & Breedy, O. (2012). Characterization of deepwater invertebrates at Isla del Coco National Park and Las Gemelas Seamounts, Costa Rica. Revista de Biología Tropical, 60 (Supplement 3), 303-319.

Breedy, O. & Guzman, H.M. 2011. A revision of the genus Heterogorgia Verrill, 1868(Coelenterata: Octocorallia: Plexauridae. Zootaxa, 2995: 27–44.

Breedy, O. & Cortés, J. 2011. Morphology and taxonomy of a new species of Leptogorgia
(Cnidaria: Octocorallia: Gorgoniidae) in Cocos Island National Park, Pacific Costa Rica, Proceedings of the Biological Society of Washington, 124(2):62–69.

Opresko, D.M. & Breedy, O. 2010. A New Species of Antipatharian Coral (Cnidaria: Anthozoa:Antipatharia: Schizopathidae) from the Pacific Coast of Costa Rica. Proceedings of the Biological Society of Washington, 123 (3): 234–241.

Vargas, S., Eitel, M., Breedy, O. & Schierwater, B. 2010. Molecules match morphology: mitochondrial DNA supports Bayer’s Lytreia–Bebryce–Heterogorgia (Alcyonacea :Octocorallia) clade hypothesis. Invertebrate Systematics, 24: 1–9.

Vargas S., Breedy O. & Guzman H. M. 2010. The phylogeny of Pacifigorgia (Coelenterata,Octocorallia, Gorgoniidae): a case study of the use of continuous characters in the systematic of the Octocorallia. Zoosystema, 32 (1): 5–18.

Vargas, S., Breedy, O., Siles, F. & Guzman, H. 2010. How many kinds of sclerite? Towards a morphometric classification of gorgoniid microskeletal components. Micron, 41: 158–164.

Breedy, O, Guzman, H.M. & Vargas, S. 2009. A revision of the genus Eugorgia Verrill, 1868(Coelenterata: Octocorallia: Gorgoniidae. Zootaxa, 2151: 1–46.

Breedy, O., Hickman C.P. Jr. & Williams, G. 2009. Octocorals in the Galapagos Islands. Galapagos Research, 66: 27-31.

Breedy, O. & Guzman, H.M. 2008. Leptogorgia ignita, a new shallow-water coral species (Octocorallia: Gorgoniidae) from the tropical eastern Pacific. Journal of the Marine Biological Association, U.K., 88 (5): 893–899.

Guzman, H. M. & Breedy, O. 2008. Leptogorgia christiae (Octocorallia: Gorgoniidae) a new shallow gorgonian from Pacific Panama. Journal of the Marine Biological Association, U.K., 88 (4): 719-722.

Breedy, O. & Cortés, J. 2008. Octocorals (Coelenterata: Anthozoa: Octocorallia) of Isla del Coco, Costa Rica. Revista de Biología Tropical, 56 (Supplement 2): 71–77.

Guzman, H.M. & O. Breedy. 2008. Distribución de la Diversidad y Estado de Conservación de los Arrecifes Coralinos y Comunidades Coralinas del Pacífico Occidental de Panamá (Punta Mala-Punta Burica). The Nature Conservancy, Arlington, Virginia, USA 40 p.

Guzman, H.M., Benfield, S., Breedy, O. & Mair, J.M. 2008. Broadering protection across the Marine Conservatin Corridor of the Eastern Tropical Pacific: distribution and diversity of reefs in Las Perlas Archipelago, Panama. Environmental Conservation, 35: 46–54.

Vargas, S., Guzman, H.M. & Breedy, O. 2008. Distribution patterns of the genus Pacifigorgia (Octocorallia Gorgoniidae): Track analysis and parsimony analysis of endemicity. Journal of Biogeography, 35: 241–247.

Breedy, O & Guzman, H.M. 2007. A revision of the genus Leptogorgia Milne Edwards & Haime, 1857 (Coelenterata: Octocorallia: Gorgoniidae) in the eastern Pacific. Zootaxa,1419: 1-90.

Breedy, O. & Guzman, H.M. 2005. A new species of alcyonacean octocoral from the Galápagos Archipelago. Journal of the Marine Biological Association, U.K., 85: 801–807.

Breedy, O. & Guzman, H.M. 2005. A new species of Leptogorgia (Coelenterata: Octocorallia: Gorgoniidae) from the shallow waters of the eastern Pacific. Zootaxa, 899: 1–11.

Breedy, O. & Guzman, H.M. 2004. New species of the gorgoniian genus Pacifigorgia (Coelenterata: Octocorallia: Gorgoniidae) from Pacific Panamá. Zootaxa, 541: 1–15.

Williams, G. & Breedy, O. 2004. The Panamic gorgonian Genus Pacifigorgia (Octocorallia: Gorgoniidae) in the Galápagos Archipelago, with descriptions of three new species Proceedings of the California Academy of Sciences, 55 (3): 54-87.

Guzman, H.M., Guevara, C.A. & Breedy, O. 2004. Distribution, diversity, and conservation of coral reefs and coral communities in the largest marine protected area of Pacific Panama (Coiba Island). Environmental Conservation, 31 (2): 1–11.

Breedy, O. & Guzman, H.M. 2003. Octocorals from Costa Rica:The genus Pacifigorgia (Octocorallia:Gorgonacea). Zootaxa, 281: 1–60.

Breedy, O. & Guzmán, H.M. 2003. A new species of Pacifigorgia (Coelenterata: Octocorallia: Gorgoniidae) from Panamá. Zootaxa, 128: 1–10.

Breedy, O. & Guzman, H.M. 2002. A Revision of the genus Pacifigorgia (Coelenterata: Octocorallia: Gorgoniidae). Proceedings of the Biological Society of Washington, 115: 782–839.

Calvo Shadid, A. & Breedy Shadid, O. 2002. Glosario tetralingüe de términos aplicados a la morfología y anatomía de Octocorallia (Coelenterata: Anthozoa). Revista de Filología y Lingüística, 28 (2): 139-153.

Breedy, O. 2001. A new species of Pacifigorgia from the eastern Pacific (Coelenterata: Octocorallia: Gorgoniidae). Bulletin of the Biological Society of Washington, 10: 181–187.

Breedy Shadid, O. & Calvo Shadid, A. 2000. La creación de léxico científico: terminología aplicada a la subclase Octocorallia (Anthozoa: Cnidaria) Revista de Filología y Linguística, 26 (1): 81–98.

Breedy, O. & M.M. Murillo. 1995. Isopodos (Crustacea: Peracarida) de un arrecife del Caribe de Costa Rica. Revista Biologia Tropical, 43 (1-3): 219–229.

Watling, L. & Breedy, O. 1988. A new cumacean (Crustacea) genus from beaches of Golfo de Nicoya, Costa Rica. Revista Biología Tropical, 36 (2B): 527–533

CONTRIBUCIONES EN TAXONOMÍA

Descripción de una familia, dos género y 43 especies nuevas de octocorales; una especie de coral negro y un género y especie de un microcrustáceo.

Familia Descrita de Octocorallia:

Aquaumbridae Breedy, Ofwegen & Vargas, 2012

Género Descrito de Octocorallia:

Rhodolitica Breedy, Ofwegen, McFadden & Murillo-Cruz, 2021

Aquaumbra Breedy, Ofwegen & Vargas, 2012

Género Descrito de Crustacea:

Coricuma Watling & Breedy, 1988

Especies Descritas: Octocorallia (43 especies)

Leptogorgia dictynna Breedy, Guzman, Murillo-Cruz & Vargas, 2021

Rhodolitica occulta Breedy, Ofwegen, McFadden & Murillo-Cruz, 2021

Psammogorgia pax Breedy, Guzman, Murillo-Cruz & Vargas, 2020

Swiftia shalingi Breedy, Rouse, Stabbins, Cortés & Cordes, 2019

Chromoplexaura cordellbankensis Williams & Breedy, 2019

Thesea dalioi Breedy & Guzman, 2018

Adelogorgia osculabunda Breedy & Guzman, 2018

Adelogorgia adusta Breedy & Guzman, 2018

Adelogorgia hannibalis Breedy & Guzman, 2018

Muricea subtilis Breedy & Guzman, 2016

Swiftia farallonesica Williams & Breedy, 2016

Swiftia comauensis Breedy, Cairns & Haussermann, 2015

Psammogorgia hookeri Breedy & Guzman, 2014

Eugorgia beebei Breedy, Williams & Guzman, 2013

Eugorgia mutabilis Breedy, Williams & Guzman, 2013

Eugorgia siedenburgae Breedy & Guzman, 2013

Aquaumbra klapferi Breedy, Ofwegen & Vargas, 2012

Leptogorgia ena Breedy, Guzman & Abeytia, 2012

Leptogorgia cortesi Breedy & Guzman, 2012

Pacifigorgia marviva Guzman & Breedy, 2012

Leptogorgia tricorata Breedy & Cortés, 2011

Leptogorgia ignita Breedy & Guzman, 2008

Leptogorgia christie Guzman & Breedy, 2008

Leptogorgia cofrini Breedy & Guzman, 2005

Pacifigorgia rubripunctata Williams & Breedy, 2004

Pacifigorgia symbiotica Williams & Breedy, 2004

Pacifigorgia dampieri Williams & Breedy, 2004

Pacifigorgia sculpta Breedy & Guzman, 2004

Pacifigorgia smithsoniana Breedy & Guzman, 2004

Pacifigorgia ferruginea Breedy & Guzman, 2004

Pacifigorgia catedralensis Breedy & Guzman, 2004

Pacifigorgia rubinoffi Breedy & Guzman, 2003

Pacifigorgia senta Breedy & Guzman, 2003

Pacifigorgia cairnsi Breedy & Guzman, 2003

Pacifigorgia curta Breedy & Guzman, 2003

Pacifigorgia firma Breedy & Guzman, 2003

Pacifigorgia flavimaculata Breedy & Guzman, 2003

Pacifigorgia lacerata Breedy & Guzman, 2003

Pacifigorgia rubicunda Breedy & Guzman, 2003

Pacifigorgia samarensis Breedy & Guzman, 2003

Pacifigorgia tupperi Breedy & Guzman, 2003

Pacifigorgia bayeri Breedy, 2001

Heterogorgia hickmani Breedy & Guzman, 2005

Antipatharia

Lillipathes ritamariae Opresko & Breedy, 2010

Crustacea

Coricuma nicoyensis Watling & Breedy, 1988