| A | B |
|---|
| SUPRATIDAL ZONE | AN AREA OF THE UPPER BEACH THAT GETS A FINE MIST OF SALT SPRAY FROM THE CRASHING WAVES |
| INTERTIDAL ZONE | THE TURBULENT AREA BETWEEN HIGH AND LOW TIDE WHERE CLAMS, BARNACLES, MUSSLES, WORMS AND SEAWEEDS LIVE |
| SUBTIDAL ZONE | "SURF ZONE" AREA OF WAVE TURBULENCE. FISH, CRABS, SEA STARS, SEA URCHINS ARE TYPICAL INHABITANTS OF THIS ZONE |
| NERITIC ZONE | LIES ABOVE THE CONTINENTAL SHELF, SURROUNDS THE CONTINENTS, MAIN AREA OF COMMERCIAL FISHING |
| OCEANIC ZONE | EXTENDS BEYOND THE NERITIC ZONE. INCLUDES MOST OF THE OPEN OCEAN. LARGEST MARINE LIFE ZONE |
| PHOTIC ZONE | UPPER PART OF OCEAN WHERE MOST LIGHT PENETRATES |
| CONTINENTAL SHELF | SHALLOW PART OF THE SEA FLOOR |
| APHOTIC ZONE | LOWER PART OF THE OCEAN WHICH REMAINS IN DARKNESS |
| BENTHIC ZONE | THE ENTIRE OCEAN FLOOR |
| BENTHOS | ORGANISMS THAT LIVE ON THE OCEAN FLOOR |
