Whether you're a beginner or an expert, we found the best islands for snorkeling where you'll spot large schools of fish, underwater sea creatures, and more.

Where do you go when you're a fish and you need a skincare treatment? Coral reefs contain natural "beauty salons," lively social hubs of activity where fish "clients" swim up and wait to be ...

Cleaner fish and reef health One hardworking fish is the cleaning goby, a pinky-sized fish with a boldly colored stripe running along its length. To understand how the presence of cleaner fish ...

Scuba diving level: Ras Mohammed is renowned for its vibrant coral reefs and diverse marine life, making it suitable for ...

But aside from skincare benefits, what role might busy cleaner fish stations play in spreading microbes and bacteria—for good or ill—throughout the reef? A study published in the journal ...

June 12, 2025 — Reef "beauty salons" staffed by tiny cleaner fish aren t just for parasite removal they may also shape the microbial life of the entire ecosystem.

Gnathiid isopods are small, obligate ectoparasites whose larval stages feed on the blood of coral reef fishes, thereby influencing host physiology, behaviour and community dynamics. Their feeding ...

But why do fish allow shrimp—typical prey—to scour scales and gills and even get inside their mouths without eating them? “Reef fishes can become overloaded with parasites and suffer health ...