Mood: Mystical | Subject: A vast expanse of luminescent jellyfish floating in the deep ocean | Timing: Midnight, during a rare jellyfish bloom | Lens: Wide-angle | Lighting Conditions: The natural, bioluminescent glow of the jellyfish casting an otherworldly light on the surrounding deep-sea darkness | Style: Fusion of natural wonder and abstract illumination | Colors: The radiant blues and greens of the jellyfish contrasted with the deep, mysterious blacks of the ocean depths | Background: The seemingly infinite expanse of the ocean, adding depth and a sense of intrigue | Perspective: Eye-level, capturing the radiant jellyfish against the backdrop of the endless ocean | Focal point: A particularly large jellyfish, its luminescence outshining the others | Space: Expansive, emphasizing the grandeur of the jellyfish bloom within the ocean's vastness | Pattern/Texture: The smooth, translucent bodies of the jellyfish contrasted with the swirling, silken waters of the ocean | Element defining the scale: A small school of fish, caught in the jellyfish's glow, providing a sense of the scene's scale | Depth of Field: Deep, focusing on the jellyfish bloom while subtly blending into the oceanic backdrop | Feeling: Mysterious and awe-inspiring | Contrast elements: The mystical, luminescent jellyfish floating in the deep-sea darkness, their glowing bodies illuminating the seemingly endless expanse of the ocean.