Drowned Academic Leviathan in Amphitheater

Prompt:

Nightmare monsters depicted in academic art style, detailed and haunting, subject:drowned academic leviathan, environment:flooded university amphitheater with algae-coated benches, color_palette:brackish greens, oxidized bronze, pallid bone, ink-black accents, lighting:cold, filtered shafts of light from broken skylights and bioluminescent algae glow, face_feature:barnacled, lamp-lit maw lined with fossilized teeth and stitched lips, body_feature:exposed coral-encrusted ribs, looping kelp tendrils, and lectern-like bony protrusions, clothes:tattered academic robes interwoven with seaweed and preserved lecture notes, props:waterlogged chalkboard scrawled with undecipherable diagrams, string of drowned medals, textures:slick mucous film, calcified barnacle crust, water-streaked fabric and salt-stained parchment, pose:coiled around the central dais, one vast eye fixed on an unseen pupil, scale:colossal, draped across tiers yet composed like a preserved anatomical specimen, background_elements:suspended lecture charts, floating pages, shattered columns colonized by anemones, expression:ruminative, sorrowful menace, mood:oppressive, scholarly dread — clinical curiosity twisted by the sea, composition:three-quarter view, slightly low angle to emphasize academic monumentality and horror