| Conservation status of the Asian small-clawed otter Amblonyx cinereus (Illiger, 1815) in Palawan, Philippines LSG Castro, RG Dolorosa The Philippine Scientist 43, 69-76, 2006 | 9 | 2006 |
| Mammalian fauna of the proposed Cleopatra’s Needle Forest Reserve (CNFR): a camera trap study of Palawan’s Mammals PN Marler, LSG Castro, K Hoevenaars Science, Technology and Innovation for Sustainable Development, 87-93, 2015 | 4 | 2015 |
| Mammals of Cleopatra’s Needle Critical Habitat: Outcomes of a rapid assessment PN Marler, ED Jose, LSG Castro, JB Gonzalez Palawan Scienfist 10, 84-103, 2018 | 3 | 2018 |
| Camera trap survey of mammals in Cleopatra's Needle Critical Habitat in Puerto Princesa City, Palawan, Philippines PN Marler, S Calago, LSG Castro Journal of Threatened Taxa 11 (13), 14631-14642, 2019 | 2 | 2019 |
| Mammals of Cleopatra’s Needle Critical Habitat: Outcomes of a rapid assessment ED Jose, LSG Castro, JB Gonzalez, PN Marler The Palawan Scientist 10 (1), 1-1, 2018 | | 2018 |
| Wed AM–04: Understanding the population of Asian small-clawed otter (Aonyx cinereus) in Puerto Princesa City, Palawan, Philippines: ecology and conservation. JQ Egana, MAQ Cutay, LS Castro, AF Warrior, S Pinder, A Matthams, ... | | |
