giant sea turtle glides serenely amidst vibrant coral reef, surrounded by colorful marine life under dynamic sunlit waters

giant sea turtle gliding gracefully clear blue waters vibrant marine life pristine coral reef colorful corals schools fish sunrays dynamic light shadows intricate textures 039 shell skin iridescent colors tropical organic patterns crystal water vivid turquoise hue tranquility ocean preservation underwater scene teeming detailed ultrarealistic 32k resolution generative ai art digital