Monday Night Nielsen Ratings: TERRA NOVA Down, CASTLE & HART Repeat, GOSSIP GIRL Off

Here's a look at the preliminary Nielsen ratings for Monday, December 12, 2012.

- TERRA NOVA was down almost 5% with a 2.1 Adults 18-34 rating on an audience of about 7 million.

- Compared to a repeat of HOUSE (in the same FOX time slot one year ago), TERRA NOVA was down almost 13%.

- CASTLE was a repeat.

- HART OF DIXIE was a repeat (both were).

- GOSSIP GIRL had a bye week.