This is a close-up underwater scene. At the center is a large green moray eel, a long, snake-like fish with a wide mouth full of sharp, needle-like teeth. Its skin is smooth and greenish-brown, and its two round eyes look outward. Perched on the side of the eel’s face is a much smaller, brightly colored fish — the blue-banded goby. The goby has a reddish-orange head and upper body, with striking blue and black horizontal stripes running along its lower body and tail. The contrast between the massive, intimidating eel and the tiny, colorful goby creates a dramatic and fascinating image of marine life interaction. The photo captures a cleaning symbiosis. • Moray eel: A large predator that often has parasites or dead tissue around its mouth and skin. • Blue-banded goby (cleaner goby): A small reef fish that eats these parasites and dead tissue. The goby benefits by getting a reliable source of food, while the moray eel benefits by having harmful parasites removed and wounds cleaned. This is a mutualistic relationship because both species gain something positive. What’s fascinating is that during these interactions, predators like moray eels suppress their hunting instincts and allow the tiny goby to work safely, even right inside their mouths!

A #GreenMorayEel ( #GymnothoraxFunebris ) with its cleaning buddy, a #BlueBandedGoby in the Sea of Cortez

#FishyFriday #Photohour #photographersofbluesky #Photography #PhotographersUnited #Eastcoastkin #Mutualism #Symbiosis #CleaningStation #MarineBiology #UnderwaterPhotography #LythrypnusDalli