The gills push the oxygen-poor water out through openings in the sides of the pharynx. Some fish, like sharks and lampreys, possess multiple gill openings. However, bony fish have a single gill opening on each side.This opening is hidden beneath a protective bony cover called an operculum.ost fish exchange gases using gills on either side of the pharynx (throat).
Cambridge Police Chief Tim Dwyer has been put on administrative leave, according to a posting on Facebook. The posting is on the City of Cambridge Information page; the page says it is administered by former City Council Member Howard Lewis. The chief âwas escorted out of City Hall on Friday.
Mayor Bowser Names Peter Newsham as Metropolitan Police Department Chief of Police, Announces Quincy Booth as Director of the DC Department of Corrections. Newsham is a 28-year Metropolitan Police Department (MPD) veteran.