By the numbers:
Discoveries & Reserves
Offshore new discoveries
Shallow water (1-399m), deepwater (400-1499m), ultra-deepwater (1500m+).
Offshore undeveloped recoverable reserves
Contingent, good technical, probable development. The total proven and probable (p+p or 2P) reserves which are deemed recoverable from the reservoir.
Offshore onstream and under development remaining reserves
Onstream and under development. The portion of commercially recoverable 2P (proven+probable) reserves yet to be recovered from the reservoir.