1830 in birding and ornithology

• 1830–1835 Thomas Hardwicke collaborates with John Edward Gray in the publication of Illustrations of Indian Zoology
• John Gould publishes A Century of Birds from the Himalaya Mountains (1830–1832)
• Settlement of Chichi-jima begins leading to the extinction of the Bonin grosbeak
• Death of Joseph Philippe de Clairville and Charles Dumont de Sainte-Croix
• Karl Michahelles describes the western rock nuthatch
• Ferdinand Heine senior begins assembling a bird museum. It becomes one of the largest 19th-century collections
• Jacob Ernst von Reider and Carl Wilhelm Hahn begin Fauna Boica, oder gemeinnützige Naturgeschichte der Thiere Bayerns
• Joshua Brookes publishes Museum Brookesianum Embracing an Almost Endless Assemblage of Every Species of Anatomical, Pathological, Obstetrical, and Zootomical Preparations, as well as Subjects in Natural History
• A long known mixture of arsenic and soap used by taxidermists is popularized as the Bécœur recipe.

Ongoing events

• Coenraad Jacob Temminck Nouveau recueil de planches coloriées d'oiseaux Birds first described in this work in 1830 include the garnet pitta, the copper pheasant, the brown barbet, the blue-banded kingfisher, the Japanese wood-pigeon and the brown-eared bulbul
• René Primevère Lesson Traite d'Ornithologie