First person POV from a GoPro mini mounted on a marlin fish diving into Arctic ocean, no camera visible, no fish body visible, immersive wide angle lens distortion, bubbles rushing past the lens, icy particles floating, bright Arctic sunlight piercing thrFirst person POV from a GoPro mini mounted on a marlin fish diving into Arctic ocean, no camera visible, no fish body visible, immersive wide angle lens distortion, bubbles rushing past the lens, icy particles floating, bright Arctic sunlight piercing through water surface above, dramatic cold blue tones, cinematic underwater realism, dynamic motion blur, ultra detailed, 8k, HDR