Alongside went his brother-in-law, Francisco de Eliza, who would distinguish himself as Governor of Fort San Miguel on Vancouver Island's Nootka Sound.
On their ship to Mexico was the recently named Viceroy of New Spain, Don Juan Vicente de Güemes Padilla Horcasitas y Aguayo, 2nd Count of Revillagigedo.
He was commanding the Nuestra Señora del Rosario (also known as the La Princesa), a 189-ton frigate built in San Blas for the exploration of the North.
[1] Sailing from Nootka on June 13, 1792, Caamaño explored Bucareli Bay, off Prince of Wales Island, Alaska, and anchored in Dixon Entrance on July 20.
From 1794 to 1807 he served at various posts between Mexico and Peru, having married on one of those trips the Ecuadorian, Francisca de Arteta Santistevan, who gave him eight children.