When Cam and Dr. Tanaka are discussing the angle of entry of Sachi's bullet wound Camm says she was only 5 feet tall. The modeling card her brother showed Booth earlier stated her height was 5 ft 5 inches tall.
When hodgins is in the diner with sweets he closes his menu but in the next scene the menu is open.
In a previous episode it was said algae could produce a false positive during a Phenolphthalein testing. A knife used in a marina would almost certainly have algae on it.