Portrait of Dr. Michael Clay Green

Dr. Michael Clay Green

  • Professor at Biology, College of Science & Engineering
  • Professor at The Graduate College, The Graduate College

Scholarly and Creative Works

2025

  • Acharja, I. P., Okahisa, Y., Green, M. C., Lhendup, T., Tshering, S., Phuntsho, T., … Leki, S. (2025). Investigations of effective conservation measures for the critically endangered White-bellied Heron using an integrated population model and Bayesian population viability analysis. Avian Conservation and Ecology, 20(1). Retrieved from https://ace-eco.org/vol20/iss1/art19/
  • Ryan, J. H., Green, M. C., & Gocha, T. P. (2025). Red-tailed hawk competition and consumption of human carrion during Winter Storm Uri in Central Texas. Journal of Raptor Research, 59. https://doi.org/10.3356/jrr2439
  • Green, M. C., Sirsi, S., Halstead, B., Morrison, M. L., Rodriguez, D., & Forstner, M. R. (2025). Comparing the utility of capture-mark-recapture, telemetry, and genetic data in assessing population-level dispersal. Diversity, 17(3). https://doi.org/10.3390/d17030163
  • Mulhall, B. M., Green, M. C., & Giocomo, J. (2025). Black-capped Vireos increase use of juniper as nest subtrate during drought. Southwestern Naturalist, 68(4), 285–293. https://doi.org/https://doi.org/10.1894/0038-4909-68.4.5

2023

  • Green, M. C. (2023). Review of Waders of the Indian Subcontinent. Waterbirds.
  • Green, M. C. (2023). History of the Reddish Egret International Working Group and Conservation Planning for the Species. Journal of Heron Biology and Conservation, 8. Retrieved from https://www.heronconservation.org/JHBC/vol08/art01/
  • Green, M. C., Marra, P., Scarpignato, A., & Cohen, E. B. (n.d.). Discovering unknown migrations: The Atlas of migratory connectivity for the birds of North America. Princeton, NJ, USA: Princeton University Press.

2022

  • Haverland, A. A., & Green, M. C. (2022). Longevity and site fidelity of a banded Green Heron in Texas. Journal of Heron Biology and Conservation, 7(2).
  • Weseloh, D. V. C., Green, M. C., Harebottle, D., & Matsunaga, K. (2022). Research summaries from the virtual Herons of Worldwide Conservation Concern Symposium, 2021. Journal of Heron Biology and Conservation, 6. Retrieved from https://www.heronconservation.org/JHBC/vol07/art06/
  • Gula, J. J., Fritts, S. R., Dean, W. Ri., Sundar, K. G., & Green, M. C. (2022). Assessments of range-wide distribution of six African storks and their relationships with protected areas. Ostrich.

2021

  • Collins, S. A., Selman, W., Green, M. C., & Strong, W. T. (2021). Reproductive ecology and nest success of Reddish Egrets on a natural marsh island in Southwestern Louisiana. Waterbirds, 44, 1–12.
  • Haverland, A. A., Green, M. C., Weckerly, F., & Wilson, J. K. (2021). Eastern black rail (Laterallus jamaicensis jamaicensis) home range and habitat selection in late winter and early breeding season in coastal Texas, USA. Waterbirds, 44, 222–233.

2020

  • Farrell, C., & Green, M. C. (2020). Winter roosting behavior of the black-crested titmouse in central Texas. Bulletin of the Texas Ornithological Society, 52, 21–28. Retrieved from 601 University Drive
  • Koczur, L. M., Green, M. C., Ballard, B. M., Paul, R. T., & Lowther, P. E. (2020). Reddish Egret (Egretta rufescens), version 2.0. In Birds of the World. Cornell.
  • Shahrokhi, G., Rodriguez, D., Collins, S., Kent, G., Meyer, K., Palacios, E., & Green, M. C. (2020). A re‐evaluation of management units based on gene flow of a rare waterbird in the Americas. Biotropica, 52(6), 1107–1114. https://doi.org/10.1111/btp.12868
  • Frederick, P., & Green, M. C. (2020). GoMAMN Strategic Bird Monitoring Guidelines: Wading Birds. In Strategic Bird Monitoring Guidelines for the Northern Gulf of Mexico (Vol. 1228, pp. 203–228). Mississippi State University.
  • Barr, J. R., Green, M. C., DeMasso, S. J., & Hardy, T. (2020). Drone Suveys Do Not Increase Colony-wide Flight Behaviour at Waterbird Nesting Sites, But Sensitivity Varies Among Species. Scientific Reports, 10. https://doi.org/10.1038/s41598-020-60543-z

2019

  • Tolliver, J. D. M., Moore, A. A., Green, M. C., & Weckerly, F. (2019). Coastal Texas black rail population states and survey effort. Journal of Wildlife Management, 83, 312–324.

2018

  • Green, M. C., & Harrod, S. (2018). Effects of class-level vegetation characteristics on nesting success of Bewick’s Wren. Southeastern Naturalist, 17, 381–395.
  • Lamb, J. S., Newstead, D., Koczur, L., Ballard, B., Niles, L., Green, M. C., & Jodice, P. G. (2018). A bridge between oceans: Use of the Tehuantepec Isthmus by migratory marine birds during non-breeding. Journal of Avian Biology, 2018.
  • Morgan, D., Green, M. C., Morrison, M., & Simpson, T. R. (2018). Tree species use and seasonal response to food availability of black-capped vireo. Southeastern Naturalist, 17, 560–582.
  • Trimble, N., & Green, M. C. (2018). Nesting ecology and the influence of nearest neighbor on nesting Green Herons. Bulletin of the Texas Ornithological Society, 51, 32–41.
  • Weseloh, C., & Green, M. C. (2018). Herons of the World Symposium: Their Biology and Conservation - an Introduction. Waterbirds, 41, 341–344.
  • Shah, J., Javed, S., Khan, S., Al Hammadi, A., Al Hammadi, E., Soorae, P. S., … Green, M. C. (2018). Distribution and temporal trends of Western Reef Heron populations along the Arabian Gulf Coast of Abu Dhabi, United Arab Emirates. Waterbirds, 41, 376–383.
  • Palacios, E., Amador-Silva, E. S., Green, M. C., Gonzalez-Bernal, M. A., & Castillo-Guerrero, J. A. (2018). The colonies of Reddish Egret in Western Mexico. Waterbirds, 41, 401–410.
  • Barr, J. R., Green, M. C., DeMaso, S. J., & Hardy, T. (2018). Detectability and visibility biases associated with using a consumer-grade unmanned aircraft to survey nesting colonial waterbirds. Journal of Field Ornithology, 89, 242–257.
  • Green, M. C., & Weseloh, C. (2018). Research Summaries from the Herons of the World Symposium 2016. Waterbirds, 3.
  • Koczur, L., Ballard, B. M., Green, M. C., Henke, S., & Hewitt, D. (2018). Breeding ecology and habitat use of North America’s rarest Ardeidae: The Reddish Egret. Avian Conservation and Ecology, 13.
  • Koczur, L., Kent, G. M., Ballard, B. M., Meyer, K. D., & Green, M. C. (2018). Space use and movement of adult Reddish Egrets during winter. Waterbirds, 41, 1–15.

2017

  • Troy, J. R., Holmes, N. D., Veech, J. A., Raine, A. F., & Green, M. C. (2017). Habitat suitability modeling for the endangered Hawaiian petrel on Kauai and analysis of predicted overlap with Newell’s Shearwater. Global Ecology and Conservation, 12, 131–143.
  • Koczur, L. M., Ballard, B. M., & Green, M. C. (2017). Survival of adult Reddish Egrets marked with satellite transmitters. Endangered Species Research, 34, 103–107.

2016

  • Green, M. C., Bock, J. A., & Huffman, D. G. (2016). Nesting ecology and hatchling ontogeny of Neotropic Cormorants. Bulletin of the Texas Ornithological Society, (48), 1–18.
  • Green, M. C., Troy, J. R., Holmes, N. D., Joyce, T., & Behnke, J. H. (2016). Small-scale environmental characteristics associated with Newell’s Shearwater and Hawaiian Petrel. Waterbirds, 39, 199–204.
  • DiGiacomo, L. D., & Green, M. C. (2016). Influence of light and temperature on bridge use by swallows. Bulletin of the Texas Ornithological Society, 49, 75–81.
  • Hill, A., & Green, M. C. (2016). Multiple Paternity and Offspring Sex Ratio in Reddish Egrets (Egretta rufescens). Bulletin of the Texas Ornithological Society, 49, 61–64.
  • Moore, A. M., Green, M. C., Huffman, D. G., & Simpson, T. R. (2016). Green Herons (Butorides virescens) in an urbanized landscape: Does recreational disturbance affect foraging behavior? American Midland Naturalist, 176(2), 222–233. https://doi.org/https://doi.org/10.1674/0003-0031-176.2.222

2015

  • Green, M. C., Geary, B., & Ballard, B. (2015). Movements and survival of juvenile reddish egrets on the Gulf coast. Endangered Species Research, (28), 123–133.
  • Green, M. C., Koczur, L. M., Kent, G. M., Geary, B., Ballard, B. M., & Meyer, K. D. (2015). Measurements of adult and hatch-year Reddish Egrets. Waterbirds, (38), 308–311.
  • Green, M. C., Munters, A. E., & Heath, S. A. (2015). Testing field sexing techniques for American Oystercatchers. Bulletin of the Texas Ornithological Society, (47), 1–5.
  • Duarte, A., Hatfield, J. S., Nichols, J. D., Swannack, T. M., Forstner, M. R., Green, M. C., & Weckerly, F. (2015). Simulating range-wide population and breeding habitat dynamics for an endangered woodland warbler in the face of uncertainty. Ecological Modeling, (320), 52–61.

2014

  • Green, M. C., Troy, J. R., Veech, J. A., Holmes, N. D., & Raine, A. F. (2014). Habitat Suitability Modeling for the Newell’s Shearwater on Kauai. Journal of Fish and Wildlife Management, (5), 315–329.
  • Green, M. C., Koczur, L. M., Munters, A. E., Heath, S. A., Ballard, B. M., Dinsmore, S. J., & Hernández, F. (2014). Reproductive Success of the American Oystercatcher in Texas. Waterbirds, (37), 371–380.
  • Green, M. C., Holderby, Z., Hill, A., Palacios, E., Amador, E., & De Dios, C. (2014). Comparisons of Reddish Egret (Egretta rufescens) diet during the breeding season across its geographic range. Waterbirds, (37), 136–143.
  • Wilson, T. E., Wheeler, J., Green, M. C., & Palacios, E. (2014). Reddish Egret Conservation Action Plan. Corpus Christi, TX: Reddish Egret Conservation Planning Workshop.

2013

  • Green, M. C., & Holderby, Z. (2013). Plumage dimorphism and nest site selection of Reddish Egrets (Egretta rufescens) in the Laguna Madre, Texas. Bulletin of the Texas Ornithological Society, (46), 1–9.
  • Green, M. C., Troy, J. R., Holmes, N. D., & Veech, J. A. (2013). Using observed seabird fallout records to infer patterns of attraction to artificial light. Endangered Species Research, (22), 225–234.

2012

  • Green, M. C., Holderby, Z., Simper, W., & Geary, B. (2012). Potential factors affecting nest initiation date, clutch size, and nest success in the plumage dimorphic Reddish Egret. Waterbirds, (35), 437–442.
  • Green, M. C., Hill, A., & Palacios, E. (2012). Genetic diversity and population structure of North America’s rarest heron, the reddish egret (Egretta rufescens). Conservation Genetics, (13), 535–543.

2011

  • Green, M. C., King, C. M., Simpson, T. R., & Baccus, J. T. (2011). Habitat use by great-tailed grackles (Quiscalus mexicanus) in urban and peri-urban habitats of San Marcos, Hays County, Texas. Bulletin of the Texas Ornithological Society, (44), 83–88.
  • Green, M. C., Troy, J. R., & Holmes, N. D. (2011). Modeling artificial light viewed by fledgling seabirds. Ecosphere, (2), 1–13.
  • Green, M. C., & Hill, A. (2011). The relationship of foraging habitat availability and nest site selection for the Reddish Egret (Egretta rufescens) in the Lower Florida Keys. Journal of Heron Biology and Conservation, 1–6. Retrieved from www.HeronConservation.org/vol1/art6
  • Green, M. C., Oomen, R. A., Reudink, M. W., Nocera, J. J., Somers, C. M., & Kyle, C. J. (2011). Mitochondrial evidence for panmixia despite perceived barriers to gene flow in a widely distributed waterbird. Journal of Heredity, (102), 584–592.
  • Green, M. C., Hill, A., Holderby, Z., Troy, J., & Geary, B. (2011). Status of breeding Reddish Egrets on Great Inagua, Bahamas with comments on breeding territoriality and the effects of hurricanes. Waterbirds, (34), 213–217.
  • Green, M. C., Reudink, M. W., Kyle, C. J., Nocera, J. J., Oomen, R. A., & Somers, C. M. (2011). Panmixia on a continental scale in a widely-distributed waterbird. Biological Journal of the Linnaean Society, (102), 583–592.
  • Green, M. C., & Hill, A. (2011). Characterization of 12 polymorphic microsatellites for the Reddish Egret, Egretta rufescens. Conservation Genetic Resources, (3), 13–15.

2010

  • Green, M. C., Luent, M. C., & Leberg, P. L. (2010). Evaluation of aerial sampling methods for the detection of waterbird colonies. Journal of Field Ornithology, (81), 411–419.
  • Green, M. C. (2010). Research and conservation of the Gulf Coast Kangaroo Rat, Dipodomys compactus. Eye on Nature. Texas Parks and Wildlife Department Publication.

2009

  • Green, M. C., Holderby, Z. P., & Simpson, T. R. (2009). The effects of body size and roost site on winter die-off of Cave Swallows. Bulletin of Texas Ornithological Society, (42), 82–86.
  • Green, M. C. (2009). Reddish Egrets: Ongoing research into their ecology and plumage coloration. Texas Birds Annual 2009. Publication of the Texas Ornithological Society.
  • Simpson, T. R., & Green, M. C. (2009). Mammalian Survey of Camp Mabry Texas Army National Guard Training Site. Austin, Texas: Texas Adjutant General.
  • Weckerly, F., & Green, M. C. (2009). Annual bird survey Camp Swift.

2008

  • Green, M. C., Luent, M. C., Michot, T. C., Jeske, C. W., & Leberg, P. L. (2008). Comparison and assessment of aerial and ground estimates of waterbird colonies. Journal of Wildlife Management, (72), 697–706.
  • Green, M. C., Bates, E. M., Fedynich, A. M., & Ballard, B. M. (2008). Survey of blood parasites from hatch-year Reddish Egrets along the lower Texas coast. Bulletin of Texas Ornithological Society., (41), 4–5.

2007

  • Green, M. C., Leberg, P. L., Adams, B. A., Purcell, K. M., & Luent, M. C. (2007). Response of waterbird colonies to hurricanes: Loss of individual rookeries has little effect on regional breeding populations. Animal Conservation, (10), 502–508.

2006

  • Green, M. C., & Leberg, P. L. (2006). Sociality among foraging Ardeidae: does plumage coloration influence nearest-neighbor spacing? American Midland Naturalist, (156), 344–352.
  • Green, M. C., Waits, J. L., Avery, M. L., Tobin, M. E., & Leberg, P. L. (2006). Microsatellite variation of double-crested cormorant breeding populations in eastern North America. Journal of Wildlife Management, (70), 579–583.
  • Green, M. C. (2006). Status report and survey recommendations on the Reddish Egret (Egretta rufescens) (p. 37).

2005

  • Green, M. C. (2005). Plumage dimorphism in the reddish egret: does plumage coloration influence foraging habitat use and tactics? Waterbirds, (28), 519–524.
  • Green, M. C., & Leberg, P. L. (2005). Influence of plumage colour on prey response: does  habitat alter heron crypsis to prey? Animal Behaviour, (70), 1203–1208.
  • Green, M. C. (2005). Flock formation and the role of plumage colouration in  Ardeidae. Canadian Journal of Zoology, (83), 683–693.
  • Green, M. C., Luent, M. C., Michot, T. C., Jeske, C. W., & Leberg, P. L. (2005). Statewide wading bird and seabird nesting colony inventory.

2004

  • Green, M. C., Leberg, P. L., Carloss, M. R., Dugas, L. J., Pilgrim, K. L., Mills, L. S., & Scognomillo, D. (2004). Recent record of a cougar (Puma concolor) in Louisiana, with notes on diet, based on analysis of fecal materials. Southeastern Naturalist, (3), 653–658.
  • Green, M. C. (2004). Wading bird colony survey methodology. Louisiana Ornithological Society Newsletter.

2002

  • Green, M. C. (2002). Reddish Egret, Species account for Southeast Region of North American Waterbird Conservation Plan.
  • Green, M. C. (2002). Snowy Egret, Species account for Southeast Region of North American Waterbird Conservation Plan.
  • Green, M. C. (2002). Roseate Spoonbill, Species account for Southeast Region of North American Waterbird Conservation Plan.

2001

  • Green, M. C., Harveson, L. A., & Loomis, L. E. (2001). Habitat selection by collared peccaries in Trans-Pecos, Texas. The Southwestern Naturalist, (46), 246–251.
  • Green, M. C., Guthery, F. S., Masters, R. E., DeMaso, S. J., Wilson, H. M., & Steubing, F. B. (2001). Land cover and bobwhite abundance on Oklahoma farms and ranches. Journal of Wildlife Management, (65), 838–849.

1999

  • Green, M. C. (1999). Javelinas: working the roadside. Chihuahuan Desert Discovery. Fort Davis, Texas: Chihuahuan Desert Research Institute.