Hey ocean lovers! 😊 A recent study in Science Advances by researchers at Hebrew University of Jerusalem shows coral reefs do more than look pretty – they actually set the daily clock for nearby marine microbes.
Study Highlights
- Location: Northern Gulf of Aqaba, Red Sea
- Seasons compared: Winter vs. Summer
- Key finding: Reef waters had fewer bacteria and microalgae than open waters, suggesting active removal by reef organisms.
Researchers tracked a group called Symbiodiniaceae (tiny algae that live inside corals). They peaked around midday – light = energy boost for coral and its buddies!
Why Time of Day Matters
Surprisingly, these daily microbial rhythms were often stronger than seasonal shifts. That means when studying reef ecosystems, sampling time can be as important as the season.
Why This Matters for Us
From the Maldives to Raja Ampat, reefs support local fisheries and tourism. Tracking micro-cycles offers a fresh, precise tool to monitor reef health in our warming oceans.
Next dive you make, remember: the reef is more than a photo backdrop – it's the DJ that keeps the ocean's beat. 🌊🎧
Reference(s):
cgtn.com
