2023

Salvador, IG; Pogado, FO and de Chavez, ERC. 2023. Assessing the impact of boardwalks to gastropod diversity in selected mangroves of Southern Luzon and Mindoro, Philippines. Journal of Wetlands Biodiversity 13: 115-134 [Full paper] 

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Perez, KM; Parcon, JA; Cuevas, V;  and de Chavez, ERC. 2023. Land snail diversity of Mount Banahaw-San Cristobal Protected Landscape on Luzon Island, Philippines. Thailand Natural History Museum Journal 17 (1): 1-21 [Full paper] 

 

Catalan, GA and de Chavez, ERC. 2023.Shell morphometric variation of the freshwater snail, Melanoides tuberculata (Müller, 1774) across the seven lakes of San Pablo City, Laguna, Philippines. Science & Engineering Journal 16 (2): 235-243 [Full paper]   

 

 

2022

Böhm, M; Waldien, DL; Setliff, GP;... de Chavez, ERC (et al.). 2022. Catalyzing Red List Assessments of Underrepresented Taxa Through Partner Networks and Student Engagement. Diversity 14 (723): 1-17 [Full paper] 

 

Pogado, F; Fontanilla, IKF; Tingson, KN and de Chavez, ERC. 2022. Macro land snail diversity and community assemblage in selected forest fragments of Leyte Island, Philippines. Philippine Journal of Science 151 (5): 1713-1724 [Full paper] 

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Pogado, F and de Chavez, ERC. 2022.Diversity and Community Assembly Patterns of Gastropods in Island and Fringing Mangrove Forests in Calatagan, Batangas, Philippines. Journal of Wetlands Biodiversity 12: 7-20 

[Full paper]   

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2021

Perez, KM; Parcon, JA and de Chavez, ERC. 2021. Freshwater and land mollusk diversity patterns along Dakil River at the University of the Philippines Land Grant, Paete, Laguna, Luzon Island, Philippines. Science Diliman 33 (2): 5-29 [Full paper] 

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Paller,VGV; Macandog, D; de Chavez, ERC; Paraso, M; Tsuchiya, MCL; Campang, JD; Pleto, JV; Bandal, MZ; Cabillon, YC; Elepano, AG; Macaraig, JRM and Mendoza, SS. 2021. The Seven Lakes of San Pablo: Assessment and monitoring strategies toward a sustainable lakes ecosystem. Philippine Science Letters 14 (1): 158-179 

[Full paper] 

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Parcon, JA; Lit Jr, I; Camacho, MV; and de Chavez, ERC. 2021. Diversity of land snails in the karst areas of Santa Teresita, Cagayan Province, Luzon Island, with notes on new distribution records. Philippine Journal of Science 150 (S1): 525-537 [Full paper] 

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Elvira, M; Eslava, DV; de Chavez, ERC; Losloso, JA and Fukuyama, M. 2021. Human health risk associated with heavy metals from consumption of Asiatic Clam, Corbicula fluminea, from Laguna de Bay, Philippines. 

Environmental Science and Pollution Research. https://doi.org/10.1007/s11356-021-13298-7 [Link] 

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Valdez, BK; Parcon, JA and de Chavez, ERC. 2021. Malacofaunal diversity and distribution in the Masungi Georeserve in Luzon Island, Philippines. Philippine Science Letters 14 (1): 29-50 [Full paper] 

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2020

Elvira, MV; Eslava, DV; Fukuyama, M; de Chavez, ERC; Padrones, JT. 2020. Ecological risk assessment of heavy metals in the bottom sediments of Laguna de Bay, Philippines. Mindanao Journal of Science and Technology 18 (2): 311-335 [Full paper] 

 

Lipae, HB, AL Estabillo, IKC Fontanilla and ERC de Chavez. 2020. A new subspecies of microsnail from Masungi Georeserve, Rizal, Philippines. Philippine Journal of Systematic Biology 14 (3): 1-12. DOI 10.26757/pjsb2020c14003 [Full paper] 

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Parcon, JA, IA de Guzman, AL Andes and ERC de Chavez. 2020. Preliminary survey of the diversity and community assembly of macroinvertebrates in the watershed streams of Mount Makiling, Laguna, Philippines. Laksambuhay, The UPLB Journal of Natural History 7: 5-17 [Full paper] 

 

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2019

Elvira, MV, ERC de Chavez, MD Eslava, MVD Espaldon and LE Cui. 2019. Morphological changes in Corbicula fluminea (Muller, 1774) shell from Laguna de Bay, Philippines due to elevated nitrate and hexavalent chromium. Journal of Environmental Science and Management, (S1)1: 40-57 [Full paper]

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Batomalaque, GA GCL, Que, TAB Itong, ARL Masanga, ERC de Chavez and IKC Fontanilla. 2019. Cytochrome C Oxidase Subunit 1 (COI) Profile of the Philippine Helicostylinae (Gastropoda: Stylommatophora: Camaenidae). Philippine Journal of Science 148 (S1): 1-13, Special Issue on Genomics ISSN 0031 - 7683

[Full paper]

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2018

Uy, BBV, NM Cadiz and ERC de Chavez. 2018. Ecological patterns of micro land snails along the altitudinal gradients of Mount Makiling, Philippines. Journal of International Society for Southeast Asian Agricultural Sciences 24 (2): 30-42

[Full paper]

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Gonzalez, JCT et al. (ERC de Chavez- contributor). 2018. Review and update of the 2004 National List of Threatened Terrestrial Fauna of the Philippines. Sylavatrop- The Technical Journal of Philippine Ecosystems and Natural Resources 28 (1): 73-144 [Full paper]

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2017

Chua, JC, ICK Tabios, PGP Tamayo, LR Leonardo, IKC Fontanilla, RJC Fornillos, ERC de Chavez, T Agatsuma, M Kikuchi, N Hayashi and Y Chigusa. 2017. Genetic comparison of Oncomelania hupensis quadrasi (Moellendorf, 1895) (Gastropda: Pomatiopsidae), intermediate host of Schistosoma japonicum in the Philippines, based on 16s Ribosomal RNA sequence. Science Diliman 29 (2):32-50 [Full paper]

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2015

de Chavez, ERC, IKC Fontanilla, G Batomalaque and S Chiba. 2015. A new species of Helicostyla from the Patnanungan Island, Philippines. Asia Life Sciences- The Asian International Journal of Life Sciences 24 (1): 37-49

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2014

Sy, EY and ERC de Chavez. 2014. Siebenrockiella leytensis (Philippine Forest Turtle) diet. Herpetological Review. 45 (3): 487-488 [Full paper]

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Paller, VGV and ERC de Chavez. 2014. Toxocara (Nematoda: Ascaridida) and other soil-transmitted helminth (STH) eggs contaminating soils in selected urban and rural areas in the Philippines. The Scientific World Journal. 2014:1-6

[Full paper]

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2012

Factor, CJB  and ERC de Chavez. 2012. Toxicity of  arsenic,  aluminum, chromium  and nickel  on the embryos  of the freshwater snail, Radix quadrasi von Moellendorf 1898. Philippine Journal of Science 141 (2): 207-216 [Full paper] 

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2011

de Chavez, ERC and AV de Lara. 2011. Diversity and spatial distribution patterns of macro land snails on Mount Makiling Forest Reserve, Philippines. Asia Life Sciences- The Asian International Journal of Life Sciences 20 (1): 185-201

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2003

de Chavez, ERC and AV de Lara. 2003. Effects of Zn and Pb on the Early Development of the Freshwater Snail, Radix quadrasi. Journal of Medical and Applied Malacology. 12: 59-68

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