otters

[the>one]

what are a family of otters called?       someone told me a quartet is this true?

[petsim]

Not sure specifically about a family, but a group of otters is a bevy or (believe it or not) a 'family of otters' as detailed in: http://www.vigay.com/nouns/

[gen2]

If you are talking about water otters, then the answer you are lokking for is a kettle!