Avocado seas

The avocado seas of Venofax were visited by Clara Oswald and the Eleventh Doctor at some point before she became employed at Coal Hill School. (PROSE: Normality) The Eleventh Doctor brought the Shroud to Venofax to defeat them, where they were weakened by the anti-depressant properties of the avocado seas. (PROSE: Shroud of Sorrow)