Reports & Publications

Nakagun, S., C.A.A. Layusa, and J.M.V. Acebes. 2016. Seabird fauna of the Babuyan Channel and adjacent waters, Northern Luzon, Philippines. Marine Ornithology, 44: 43–49. [pdf 1.43MB]

Layusa, C.A. and C. Oliveros. 2014. Calayan Rail Project 3: Targeting community involvement to conserve an island-endemic species. Final report. Isla Biodiversity Conservation. Las Piñas City. (Unpublished Report) [pdf 2.6MB]

Silberg, J.N., J.M.V. Acebes, A.M. Burdin, E.G. Mamaev, K.C. Dolan, C.A. Layusa, and E.Q. Aca. 2013. New insight into migration patterns of western North Pacific humpback whales between Babuyan Islands, Philippines and the Commander Islands, Russia. Journal of Cetacean Research and Management, 13(1): 53–57. [pdf 546KB]

Brown, R.M., A.C. Diesmos, and C.H. Oliveros. 2011. New flap-legged forest gecko (genus Luperosaurus) from the northern Philippines.  Journal of Herpetology, 45(2): 202–210. [pdf 853KB]

Oliveros, C.H. and C.A.A. Layusa. 2011. First description of the nest and eggs of the Calayan Rail. Journal of the Yamashina Institute for Ornithology, 42: 143–146. [pdf 1.72MB]

Oliveros, C.H., H. Ota, R.I. Crombie, and R.M. Brown. 2011. The herpetofauna of the Babuyan Islands, northern Philippines. Scientific Papers of the Natural History Museum of the University of Kansas, 43: 1–20. [pdf 14.3MB]

Oliveros, C.H. and C.A.A. Layusa. 2010. First record of Demoiselle Crane Grus virgo for the Philippines. Forktail, 26: 139. [pdf 121KB]

Isla Biodiversity Conservation. 2010. Establishing a wildlife sanctuary in Sitio Longog, Calayan Island: Technical Report II. Calayan, Cagayan. (Unpublished report) [pdf 4.4MB]

Isla Biodiversity Conservation. 2009. Establishing a wildlife sanctuary in Sitio Longog, Calayan Island: Public hearing proceedings. Calayan, Cagayan. (Unpublished report). [pdf 1.14MB]

Brown, R.M., C.H. Oliveros, C.D. Siler, and A.C. Diesmos. 2009. Phylogeny of Gekko from the northern Philippines, and description of a new species from Calayan Island. Journal of Herpetology, 43(4): 620–635. [pdf 2.3MB]

Brown, R.M., C.H. Oliveros, C.D. Siler, and A.C. Diesmos. 2008. A new Gekko from the Babuyan Islands, northern Philippines. Herpetologica, 64(3): 305–320. [pdf 4MB]

Oliveros, C., A.T. Peterson, and M.J.C. Villa. 2008. Birds, Babuyan Islands, province of Cagayan, Northern Philippines: New island distribution records. Check list, 4(2): 137–141. [pdf 45KB]

Oliveros, C.H. and C.A.A. Layusa. 2008. Calayan Rail Project II: Building stakeholder’s capacity to conserve an island-endemic species. Final report. Isla Biodiversity Conservation. Las Piñas
City (Unpublished Report). [pdf 2.4MB]

Oliveros, C. H., S. Telan, and J. Guerrero. 2008. Philippine crocodile conservation on Dalupiri Island, northern Philippines. National Museum Papers 14: 98–108. [pdf 2.7MB]

Reyes, M.A.P., D. Bennett, and C. Oliveros. 2008. The monitor lizards of Camiguin Island, Northern Philippines. Biawak, 2(1): 28–36. [pdf 416KB]

Española, C.P. and C. Oliveros. 2006. Conservation of an island-endemic: Calayan Rail Gallirallus calayanensis. Final Report. Las Pinas City. (Unpublished Report) [pdf 1.6MB]

Allen, D., C. Espanola, G. Broad, C. Oliveros, and J.C.T. Gonzalez. 2006. New bird records for the Babuyan Islands, Philippines, including two first records for the Philippines. Forktail 22: 57–70. [pdf 194KB]

Oliveros, C., S. Telan, and M. van Weerd. 2006. Crocodile surveys on Dalupiri and Fuga. Manila, Philippines (Unpublished Report). [pdf 488KB]

Isla Biodiversity Conservation. 2006. Proceedings of community consultations on Calayan Island. Calayan, Cagayan. (Tagalog version only). [pdf 1.7MB]

Broad G. and C. Oliveros. 2005. Biodiversity and conservation priority setting in the Babuyan Islands, Philippines. Sylvatrop 15(1&2): 35–64 [pdf 399 KB]

Isla Biodiversity Conservation. 2005. 4P Workshop Proceedings. Calayan, Cagayan. [pdf 1.2MB]

Clemeno, B.J.B., M.R.P. Lorica, J.F. de la Cruz, and J.F. Zablan. 2005. A floral diversity assessment of Calayan Island. Los Baños, Laguna. (Unpublished Report) [pdf 4MB]

Oliveros, C., R. Manalo, E. Coñate Sr., B. Tarun, S. Telan, and M. van Weerd. 2005. Philippine Crocodile recorded on Dalupiri Island. IUCN Crocodile Specialist Group Newsletter 24(3): 14–15. IUCN-SSC. [pdf 419KB]

Reyes, M.A.P., D. Bennett, and C. Oliveros. 2005. The monitor lizards of Camiguin Island, Northern Philippines. Manila, Philippines. (Unpublished Report) [pdf 198KB]

Allen, D., C. Oliveros, C. Española, G. Broad, and J.C.T. Gonzalez. 2004. A new species of Gallirallus from Calayan Island, Philippines. Forktail 20:1–7. [pdf 655KB]

Oliveros, C., G. Broad, C. Española, M. Pedregosa, M.A. Reyes, H.J. Garcia, J.C. Gonzalez, and A. Bajarias Jr. 2004. An avifaunal survey of the Babuyan Islands, Northern Philippines with notes on mammals, reptiles and amphibians 29 March – 6 June 2004: Final Report. Manila, Philippines. (Unpublished Report) [pdf 813KB]


Information, Communication & Education (IEC) Materials

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