| abyssopelagic(noun, adjective, zone, layer, depth) |
| hadopelagic zone(expression, zone, layer, depth) |
| midnight zone(expression, zone, layer, depth) |
| sunlight zone(expression, zone, layer, depth) |
| twilight zone(expression, zone, layer, depth) |
| bathypelagic(noun, adjective, zone, layer, depth) |
| epipelagic(noun, adjective, zone, layer, depth) |
| hadopelagic(noun, adjective, zone, layer, depth) |
| mesopelagic(noun, adjective, zone, layer, depth) |
| abyssopelagic zone(expression, zone, layer, depth) |
| bathyal zone(expression, zone, layer, depth) |
| bathypelagic zone(expression, zone, layer, depth) |
| epipelagic zone(expression, zone, layer, depth) |
| euphotic zone(expression, zone, layer, depth) |
| hadal zone(expression, zone, layer, depth) |
| lower midnight zone(expression, zone, layer, depth) |
| mesopelagic zone(expression, zone, layer, depth) |
| middle pelagic(expression, zone, layer, depth) |
| photic zone(expression, zone, layer, depth) |
| sunlit zone(expression, zone, layer, depth) |