I bought a jar of Noodler's Cactus Fruit Eel ink. Just typing "cactus fruit eel" is fun, so imagine how much fun it is to draw with this stuff! I put the ink into my new Duke 209 fountain pen. Here are some results.
Geoff Watson, "Cactus fruit girl," ink and wash on paper, 5" x 8," 2018.
Geoff Watson, "Cactus fruit dude," ink and wash on paper, 5" x 8," 2018.
Geoff Watson, "Cactus Fruit Guy," ink on paper, 5" x 8," 2018.