Francisco Hudson contributed substantially to the exploration and mapping of southern Chile, improving navigation around Chiloé Archipelago and in the Patagonian channels through his maps. His works were essential for the later inland exploration of Aysén Region by Hans Steffen. Hudson did also outline several projects to improve fluvial and maritime traffic but most of them were never applied. Francisco Hudson had Mount Hudson, the most active volcano of Aysén Region is named after him as well as one of several headlands in at the entrance of San Rafael Lagoon and the Oceanographic and Hydrographic service of the Chilean Navy have one of its buildings named Don Francisco Hudson.