Coral & Reef Science

Field observations and diver-led research cataloguing coral health, reef ecosystems, and marine biodiversity — collected at depth by divers across the world's ocean regions.

Featured Analysis

Longitudinal Study

Understanding Coral Bleaching

Coral bleaching is the visible signature of climate stress on reef ecosystems. When ocean temperatures exceed a coral's thermal tolerance by just 1–2°C for extended periods, the symbiotic relationship with its algae — zooxanthellae — breaks down. The coral expels its algae, turning bone white. Without its primary energy source, the coral can survive only briefly before starvation and secondary infection take hold.

As global sea temperatures rise, bleaching events are becoming more frequent, more severe, and occurring with less recovery time between them. What was once a rare disturbance is now a recurring pressure that reefs cannot absorb at the pace the climate is changing.

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Coral brain species close-up

Fig. 1.1 — Micro-structural degradation of calcified polyps under elevated thermal pressure.

Global Marine Data Stream

Live Telemetry
Surface Temp (SST)
28.4°C−0.12%
Salinity Index
35.2PSU
Ocean Acidity
8.07pH
AlkalineAcidic

Taxonomic Research

Classified exploration of marine organisms and their ecological roles.

Anthozoa

Scleractinia

Morphological variations in stony corals and their reef-building capacities in deep-water habitats.

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Actinopterygii

Teleostei

Diversification of ray-finned fishes within micro-atoll ecosystems and symbiotic nesting patterns.

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Echinodermata

Asteroida

Predatory behaviours of Acanthaster planci and their impact on benthic community structures.

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Dinoflagellata

Symbiodiniaceae

Genetic plasticity of endosymbiotic algae in response to rapid anthropogenic environmental changes.

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Christmas tree worm on coral
Artificial reef modules
Brain coral close-up

Global Reef Systems

Key Reef Ecosystems

01

The Great Barrier Reef

The world's largest coral reef system, stretching over 2,300 km along northeast Australia. Home to more than 1,500 fish species and 4,000 types of mollusc.

02

Mesoamerican Barrier Reef

The second-largest reef system in the world, spanning 1,000 km from Mexico's Yucatán Peninsula to Honduras. The Caribbean's most biodiverse marine corridor.

03

Coral Triangle

The global epicentre of marine biodiversity, encompassing the Philippines, Indonesia, Malaysia, Papua New Guinea, Timor-Leste, and the Solomon Islands.