| Referens | Alava, M.N.R., M.L.L. Dolar, E.R. Sabater, M.T.R. Aquino and M.D. Santos (eds.), 2012 Red list status of marine mammals in the Philippines. Bureau of Fisheries and Aquatic Resources-National Fisheries Research and Development Institute, 194 p. |
| Ref. | 94963 Alava, M.N.R., M.L.L. Dolar, E.R. Sabater, M.T.R. Aquino and M.D. Santos (eds.), 2012 |
| Sida | 52 |
| Named Used as Valid | Grampus griseus |
| Observationsplats | |
| Distribution | Philippines. |