In 2013, there were 2,661,890 registered nurses in the U.S. working in a wide range of medical environments and facilities, some with specialties such as critical care. According to the American Association of Critical Care Nurses, only 67,040 CCRNs were working in the United States in 2014.
The first is known as a reduction fishery. The second is known as a bait fishery, which harvests menhaden for the use of both commercial and recreational fishermen. Commercial fishermen, especially crabbers in the Chesapeake Bay area, use menhaden to bait their traps or hooks.
The brown pelican, on the other hand, dives on fish (usually a type of herring called menhaden) from above and snares them in its bill. Pelicans do not store fish in their pouch, but simply use it to catch them and then tip it back to drain out water and swallow the fish immediately.