Pliny's Fish Thief (sources)
- The Natural History of Pliny, Vol. I, translated by John Bostock and H.T. Riley, 1887 London, England. Pgs. vii-viii. Online: https://books.google.com/books?id=qxZEAQAAMAAJ&printsec=frontcover&dq=editions:5w4WpH_GpswC&hl=en&sa=X&ei=6EQcVdCKEpC4ogSPnIHIDw&ved=0CEAQ6AEwBjgK#v=snippet&q=%22plinius%20secundus%20was%20born%22&f=false
- The Natural History of Pliny, Vol. II, translated by John Bostock and H.T. Riley, 1890 London, England. Pgs. 419-422 (Book IX, Chapter 48). Online: https://books.google.com/books?id=BUEMAAAAIAAJ&printsec=frontcover&dq=editions:5w4WpH_GpswC&hl=en&sa=X&ei=2UQcVeeHEc6pogSGuICIAw&ved=0CCIQ6AEwAQ#v=onepage&q=%22the%20nautilus%2C%20or%20sailing%20polypus%22&f=false
- "He seeks the Giant Squid," by Arthur Fisher, article in Popular Science, May 1995. Pg. 29. Online: https://books.google.com/books?id=4jETasQk7aoC&pg=PA3&lpg=PA3&dq=%22he+seeks+the+giant+squid%22&source=bl&ots=VVBtCen29y&sig=O1xDznsn9flem_lIvOuSr_X0EvA&hl=en&sa=X&ei=R0YcVb67AZa3ogTy2YLICQ&ved=0CDUQ6AEwBQ#v=onepage&q=%22he%20seeks%20the%20giant%20squid%22&f=false
- "Carteia," page in the Wikipedia website, viewed 3-27-2020. Online: https://en.wikipedia.org/wiki/Carteia