underwater explorer, original character, (25yo), male, rugged appearance, short beard, blue eyes, wetsuit, neoprene material, scuba gear, oxygen tanks, flippers, waterproof flashlight, action pose, swimming, alien sea creatures, coral reefs, bioluminescent plants, submerged alien ruins, clear water, deep sea, exploration, wide-angle lens, natural light, vibrant colors, dynamic composition, high-resolution texture, 3D effect, realistic style, panoramic view.