Military Spanish, born in Seville in March 25, 1763 and died in Madrid on September 8, 1815, son of Miguel Espinosa, conde del Águila and Isabel María Tello de Portugal, Paredes and Saceda Marquise. Marine Officer, Espinosa practiced astronomy in the Observatory of Cadiz and worked with Vicente Tofiño coastal map of Spain, particularly in the section between Fuenterrabia and El Ferrol. In 1790 he joined expedition Away Malaspina, which carried instruments from Cadiz in Mexico. He made scientific observations in Argentina and took part in the expedition of Dionisio Alcalá Galiano and Cayetano Valdés Nootka. In 1794 he returned to Spain he was appointed first Assistant of José de Mazarredo, and in 1797 it was put at the head of the Directorate of hydrography. After the Napoleonic invasion, he was sent to London to direct the collection and printing of charts.
In what refers to the observations made by him and in Argentina by Felipe Bauzá, in 1809 stressed: "We also practice on our trip many geodetic operations, and we acquired several drawings, descriptions and geographical news, corrected those latitudes and observed wavelengths, has served to form a particular letter of the Andes and Pampas, which is currently recording in the hydrographic direction". According to Guillermo Schultz, the trip by the Viceroyalty of the Río de la Plata, usually attributed to Tadeo Haenke, was actually written by Espinosa and Bauza.
Among his numerous works are noteworthy: marine Atlas of Spain (1789, work in which worked under the orders of Tofino), relationship of the journey made by the schooners Sutil and Mexicana to recognize the Strait de Fuca (Madrid, 1802), Atlas of the schooners Sutil and Mexicana travel to the recognition of the Strait de Fuca in 1792 (s. l.)(, b. a., but 1802), reports on observations that have served as the basis for letters of N.O. America (1805, and again-1809), general of the Southern Atlantic Ocean (London, 1810) letter, letter ball of the Greater Antilles and the Mexican sine (London, 1811), letter from the coasts of Spain and Canary Islands and the Mediterranean Seafrom the Strait of Gibraltar to the island of Sicily (London, 1811), general Charter for navigations to eastern India by sea in the South and the Grande Ocean (London, 1811, in 1813). He was published posthumously, by order of the courts, their Idea of the British Navy (Madrid, 1821).
Report on observations that have served as the basis for the letters of the N coast of America, Madrid, 1805 (with Tofino). Report on astronomical observations made by the Spaniards in different parts of the globe, who have served for formation of letters of motion sickness, 2 vols., Madrid: Imprenta Real, 1809. Relationship of the journey made by the schooners "Subtle" and "Mexican" in the year 1792 to recognize the Strait de Fuca, Madrid: Imprenta Real, 1802.
FURLONG, g.: Social and cultural history of the Río de la Plata, 1536-1810. Cultural transplantation: science, Buenos Aires: typographical Editora Argentina, 1969, pp. 134-136.fernandez DE NAVARRETE, M.: Spanish maritime library, vol. II, Madrid: widow of Calero, 1851, pp. 60-66.SCHULTZ, g.: 'Tadeo Haenke and rioplatense geography', in annals of the Academia Argentina de Geografia, 5, 1961, pp. 171-177.