 Upon returning the Fiji Watson was charged with piracy in respect of the second voyage of the "Carl", but was later discharged from bail.Watson met Baron Ferdinand von Mueller and was advised to take up a scientific career, Watson went to Europe to study medicine, obtaining the degrees of M.D., University of Göttingen, M.D., University of Paris, and F.R.C.S., England.After doing post-graduate work at Paris he was for some time demonstrator of anatomy to Professor J. Cantlie at the Charing Cross Hospital medical school.