Gavia Forster, 1788 Enchiridion historiae naturali inserviens, quo termini et delineationes ad avium, piscium, insectorum et plantarum adumbrationes intelligendas et concinnandas, secundum systematis linnaeani continentur p.38 Colymbusimber Gunnerus ; Type by subsequent designation (Allen, 1907, Bulletin of the American Museum of Natural History, 24, p.35) = Colymbusimmer Brünnich, 1764
321. Red-throated DiverGavia stellata (Pontoppidan, 1763) [HB#2] Original Description:ColymbusStellatus Pontoppidan, 1763 Den Danske Atlas eller Konge-Riget Dannemark (etc.) 1 p.621 Alternative Names: Red-throated Loon Distribution: Vagrant. Reported only from Sindhudurg coast (Maharashtra). IUCN: Least Concern. WLPA: Schedule-II. CMS: Appendix II. Notes: See Avalaskar (2016, IB 11 (4): 102).
322. Black-throated DiverGavia arctica (Linnaeus, 1758) Alternative Names: Black-throated Loon, Arctic Loon IUCN: Least Concern. WLPA: Schedule-II. CMS: Appendix II.
322a. Gavia arctica arctica (Linnaeus, 1758) [HB#1] Original Description:Colymbusarcticus Linnaeus, 1758 Systema Naturæ per Regna Tria Naturæ, Secundum Classes, Ordines, Genera, Species, cum Characteribus, Differentiis, Synonymis, Locis. Tomus I. Editio decima, reformata 1 p.135 Distribution: Vagrant. Reported from Ambala (Haryana, historical) and Nameri (Assam). Specimens: BNHS Notes: Subspecies assignment of the BNHS specimen (#19392), as to this or viridigularis Dwight 1918, tentative (Abdulali 1968, JBNHS 65 (1): 186; Praveen et al. 2014, IB 9 (5&6): 123).