Environmental Damage and International Tensions in the South China Sea
A recent environmental survey has revealed significant damage to coral reefs near Thitu Island, a key Philippine outpost in the disputed South China Sea. The findings point to a Chinese vessel that ran aground in June, causing extensive harm to the marine ecosystem. The incident has sparked concerns over environmental degradation and raised questions about international law and accountability.
The Incident and Its Impact
The survey, conducted by the Palawan Council for Sustainable Development, Western Philippines, and the Philippine Coast Guard, found that a Chinese ship dragged a parachute anchor across a sensitive marine area. This action scarred at least 464 square meters of coral reef, located less than 3 kilometers from Thitu Island. The anchor, which was left behind after the vessel freed itself, now rests on 307 square meters of coral, blocking sunlight and threatening marine life.
Benjamin Gonzales, a member of the council’s scientific advisory panel, emphasized the urgency of removing the anchor to prevent further damage. Although some coral fragments were found, the absence of crushed structures suggested the primary cause of damage was the dragging anchor. Mark Dela Cruz, the council’s chief of habitat management, noted that the anchor, which was nine meters underwater, required specialized equipment for removal after six divers failed to lift it.
Legal and Diplomatic Implications
The Philippine government is now considering its next steps, with the survey findings set to be submitted to the departments of foreign affairs and justice. These departments will evaluate possible penalties against China under local laws. Teodoro Mata, the council’s executive director, highlighted that the incident occurred within a maximum protection zone where all human activity is prohibited.
Commodore Jay Tarriela, the Philippine Coast Guard spokesman for West Philippine Sea affairs, stated that the anchor was located 2.6 kilometers from Thitu Island, within Manila’s 12-nautical-mile territorial sea. While he acknowledged China’s role as a responsible member of the international community, he also emphasized the need for dialogue through the foreign affairs department.
China claims Thitu Island and much of the South China Sea under its sweeping nine-dash-line. Analysts suggest that the findings could serve as a starting point for Manila and Beijing to moderate their positions and establish a joint fact-finding committee.
Expert Opinions and Strategic Considerations
Edcel Ibarra, an assistant professor of political science at the University of the Philippines, believes the findings could encourage a bilateral approach. He recommended that the Philippines invite China to participate in a final report, noting that Beijing might be motivated to engage if it wants to rebuild its reputation as a state that respects international law.
Dindo Manhit, president of the Manila-based Stratbase-ADR Institute think tank, argued that the Philippines must demand accountability from China for the environmental harm caused. He pointed out that while there is little expectation of compliance, pursuing reparations affirms the Philippines’ commitment to the rules-based order.
Manhit also highlighted that the Thitu Island incident reinforces the 2016 arbitral tribunal ruling, which found that China violated its environmental obligations under UNCLOS. He urged the government to expand its transparency strategy to include other activities by China that cause damage to the marine environment.
Broader Context and Future Actions
This latest incident adds to a series of similar accusations against China. Last year, Manila alleged that Chinese vessels had harvested giant clams and dredged reefs at Scarborough Shoal, calling for an international inquiry. Officials have also raised concerns over the widespread destruction of coral reefs near Pag-asa Island, blaming Beijing’s land reclamation efforts.
Building on its 2016 victory at The Hague, the Philippines announced in January that it was preparing a second international legal case against China, this time focusing on environmental destruction in the South China Sea. Justice Secretary Jesus Crispin Remulla mentioned that the government was in the final stages of selecting a venue, with options including the Permanent Court of Arbitration and the International Court of Justice.
The situation underscores the ongoing tensions in the South China Sea and the complex interplay between environmental protection, international law, and geopolitical interests. As the Philippines continues to assert its rights, the path forward remains uncertain but critical for the region’s future.

