'Some of the official excuses for retiring the mermaids were:
- the mermaids' hair turned blue & green from the high chlorine concentration in the water - crowds gathered to look and thereby interfered with foot traffic in the passage between the Matterhorn and sub lagoon - guests would swim out to the island to have their photos taken with the mermaids!'
Marshall Eriksen: Ok, so you have to have sex with one: either classic mermaid, bottom half fish, top half human, or inverted mermaid, top half fish, bottom half human, go!
Barney Stinson: That depends. Is she fat?
Marshall Eriksen: Yes, but she's half fish, so it's the good kind of fat.