A ReadWriteBarrier() is a memory barrier (in this case for both reads and writes), a special instruction to the processor to ensure that any instructions resulting in memory operations have completed (load & store operations-or in for example x86 processors, any opertion which has a memory operand at either side).
Regular spiny lobster season is ALWAYS August 6 through March 31. The bag limit is 6 per person per day. Harvest of lobster is prohibited in John Pennekamp Coral Reef State Park during the sport season. Harvest is also prohibited during both the 2-day sport season and regular season in Everglades National Park, Dry Tortugas National Park, and no take areas in the Florida Keys National Marine Sanctuary. Call (305) 743-2437 or visit www.fknms.nos.noaa.gov for information about no take areas in the Florida Keys National Marine Sanctuary.
It is also known as true lobster, northern lobster, or Maine lobster. It can reach a body length of 64 cm (25 in), and a mass of over 20 kilograms (44 lb), making it not only the heaviest crustacean in the world, but also the heaviest of all living arthropod species.very lobsterman is required to use a lobster gauge to measure the distance from the lobster's eye socket to the end of its carapace: if the lobster is less than 3.25 inches (83 mm) long, it is too young to be sold and must be released back to the sea.