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Ghost Nets Are Still Killing Thailand's Sea Turtles—Here's How You Can Help

Ghost nets kill thousands of sea turtles in Thailand's waters yearly. Learn how to report stranded marine wildlife and support rescue efforts.

Ghost Nets Are Still Killing Thailand's Sea Turtles—Here's How You Can Help
Sea turtle caught in fishing net in Thailand's Andaman waters needing rescue

Beach rescuers in Thailand's Phuket Province extracted an exhausted green sea turtle tangled in synthetic fishing nets on July 13, underscoring a recurring crisis that claims marine life along the Andaman coast with grim regularity. The 33-kilogram animal, measuring 67 centimeters across its shell, bore deep lacerations on one flipper where nylon strands had cut into tissue—injuries that rehabilitation specialists at Sireetarn Rare Marine Animal Rescue Center now must reverse.

Why This Matters

Abandoned fishing gear kills an estimated 100,000 marine animals annually worldwide, with Thailand's waters absorbing roughly 10% of global marine debris from this source, according to international marine conservation organizations.

Synthetic nets persist intact underwater for up to 500 years, meaning nets discarded decades ago still trap wildlife today.

All five sea turtle species in Thai waters carry legal protection status, yet enforcement gaps persist as rescue operations mount.

Tourism-dependent Phuket relies on healthy marine ecosystems; injured or dead turtles visible to divers damage the island's reputation and economic returns.

The Persistent Tangle: Understanding Ghost Gear in Thai Waters

When fishing nets slip from vessels or get deliberately abandoned—a practice called "ghost fishing"—they become indiscriminate killing machines. These "ghost nets," as marine conservationists call them, continue catching prey indefinitely. A trapped turtle cannot surface to breathe. Entanglement cuts off circulation to flippers. Infection sets in. Within six hours, survival odds collapse dramatically.

Thailand's fishing fleet annually releases an estimated 640,000 tons of abandoned netting into global oceans, according to environmental monitoring organizations. The Thailand Department of Fisheries acknowledges that ghost gear represents the leading source of injury and mortality for sea turtles across both the Gulf of Thailand and Andaman Sea. Green turtles face particular vulnerability; their smaller size and feeding behavior in shallow coastal waters increase contact with debris.

The damage extends beyond individual animals. Drifting nets smother coral reefs, blocking sunlight and suffocating seagrass meadows where juvenile turtles forage. Phuket Marine Biological Center researchers document that fishing equipment ranks as the most frequently encountered pollutant in Andaman coral surveys, surpassing plastic bottles and microplastics by absolute volume.

What Rehabilitation Means—And the Window for Action

The newly rescued turtle arrived at Sireetarn facility operated by the Thailand Department of Marine and Coastal Resources. Veterinary teams immediately assessed tissue damage, infection risk, and nutritional status. Treatment involves saltwater pools where the animal regains strength, medication for secondary infections, and monitoring of shell integrity. Survival rates now exceed 85% for animals arriving within the first 24 hours—a marked improvement from five years prior.

Yet the rescue system operates reactively. Beachgoers and lifeguards must stumble upon entangled animals. Karon Beach lifeguards discovered this particular turtle by chance. Many others never surface near populated shores. Hundreds likely perish unseen in open water.

For Phuket residents, the practical implications are clear: report any stranded marine life immediately. Contact the Thailand Marine and Coastal Resources Department hotline at 1367 or reach out to Phuket's Marine National Park offices at local ranger stations. You can also notify Phuket Provincial Police Marine Division or nearby hotel staff trained in marine wildlife emergency protocols. Time becomes a biological fact. Every hour an injured turtle spends tangled represents metabolic stress that may prove fatal even after rescue. Hotels and tourism operators increasingly train staff to recognize distress signals—shallow, labored breathing; inability to right itself; visible netting or injury.

Legal Framework and Enforcement Realities

Thailand's Wildlife Preservation and Protection Act B.E. 2562 classifies all five sea turtle species as protected. Leatherbacks earn the highest designation—"reserved wildlife"—while green turtles, hawksbills, olive ridleys, and loggerheads fall under "protected wildlife" with strict harvest restrictions. As a signatory to CITES (Convention on International Trade in Endangered Species), Thailand enforces zero tolerance for commercial turtle trafficking; penalties reach 500,000 baht and four-year prison sentences.

Yet protection on paper differs sharply from protection in practice. The Department of Fisheries mandates that all shrimp trawlers install Turtle Excluder Devices (TEDs)—mechanical grates allowing trapped turtles to escape nets before being hauled aboard. Compliance remains spotty among small-scale operators. Inspection capacity falls chronically short relative to the coastal fleet's scale.

Fishermen operating without proper equipment or discarding nets to avoid towing costs face minimal risk of detection. The regulatory system lacks sufficient maritime personnel to monitor thousands of vessels across vast territorial waters. Consequently, abandoned gear continues flowing into the ocean at volumes that dwarf recovery efforts.

Centers of Care: From Phuket to Rayong

Thailand's marine turtle rehabilitation network extends well beyond Phuket's rescue centers. The Royal Thai Navy Sea Turtle Conservation Center in Sattahip, Chonburi Province, manages Thailand's largest medical and breeding facility, treating approximately 80 cases annually. PTTEP, the state petroleum exploration company, funds ongoing upgrades aimed at boosting hatchling production by 10% by 2030.

Man Nai Island in Rayong Province operates as a dedicated nesting sanctuary under royal patronage since 1979. Park rangers collect eggs for controlled incubation, protecting clutches from monitor lizards and poachers. This sanctuary-based approach has proven effective: hatchlings spend their first year in protected tanks before release, multiplying survival odds dramatically compared to natural predation rates in open ocean.

Phuket's Mai Khao Marine Turtle Foundation focuses on nesting-season protection. Between November and February, female turtles emerge from water to dig egg chambers on sandy beaches. Foundation staff patrol overnight, document nesting locations, and prevent unauthorized collection. Occasionally, entangled females arrive dragging nets that compromise their ability to dig proper nesting chambers—compounding reproductive failure with injury.

The Upstream Solution: Rethinking Gear Management

The Environmental Justice Foundation, a UK-based conservation group, launched "Net Free Seas" in partnership with the Thailand Department of Fisheries. Rather than only retrieving nets from the ocean, this initiative created financial incentives for prevention. The program established 20 collection centers along Thai coastlines where fishermen can surrender worn-out netting for recycling rather than dumping it at sea.

Between 2020 and 2025, this effort diverted more than 200 tons of synthetic netting from marine ecosystems while generating 2.3 million baht in revenue for participating fishing communities through polymer recycling sales. SCG Chemicals operates a parallel initiative called "Nets Up" that converts discarded nets into industrial-grade plastic pellets—turning waste disposal into a profit center rather than a cost burden.

Pattaya's Rak Le Thai group developed an innovative "trash trapping trash" concept: repurposing discarded nets as river-mouth barriers that catch floating debris before reaching open ocean. Other coastal municipalities have adopted the model, recognizing its low-cost pollution mitigation potential.

Yet enforcement challenges persist. Small-scale fishermen sometimes abandon damaged gear rather than pay towing costs to return it to port. Advocates now push for extended producer responsibility legislation—requiring net manufacturers to fund retrieval programs, similar to bottle deposit schemes. Such frameworks have worked for packaging waste in other industries; applying them to fishing gear represents an untested but theoretically sound approach to aligning economic incentives with conservation outcomes.

Tourism and Ecosystem Economics

Phuket's dive tourism sector depends entirely on healthy marine ecosystems. Operators specifically market turtle encounters; clients pay premium rates for guided trips featuring sea life interactions. Dead or visibly injured animals damage this carefully constructed brand. The economic calculation is straightforward: a single tourist-focused dive operator earning 500,000 baht annually from marine wildlife experiences now invests directly in cleanup operations and turtle rescue funding. Conservation becomes profit protection.

This convergence of environmental and economic interest has accelerated private-sector participation. Hotels like Laguna Phuket, which operates conservation programs since 1994, now routinely organize beach cleanups as staff-bonding events. Andamanda Waterpark markets itself with zero-waste operational practices. Consumer pressure for sustainable hospitality has transformed corporate behavior faster than regulation alone could achieve.

Nesting-Season Vigilance for Coastal Residents

Property owners along Phuket's nesting beaches—particularly Mai Khao, Layan, and Karon—should monitor waterfront areas November through February. Female turtles sometimes drag tangled netting ashore during nesting attempts. Young hatchlings, vulnerable during their first swim to deeper water, face acute entanglement risks when debris concentrates near surf zones.

Local authorities urge residents to avoid flash photography near nesting sites or stranded animals. Bright lights disorient hatchlings, which navigate seaward by moonlight reflecting on water. Using amber or red exterior lighting during nesting season minimizes disruption. Beach access restrictions in designated nesting areas aren't bureaucratic inconvenience—they're biological necessity.

Avoid approaching injured turtles directly, even when obviously distressed. Weakened animals can bite defensively. Contact lifeguards or marine resource officers instead; trained personnel carry proper equipment and know appropriate handling protocols.

The Rescue Operation as Window into Systemic Challenge

The July 13 rescue near Karon represents both success and limitation. Lifeguards acted swiftly. Veterinarians intervened immediately. The facility accepted the animal. Survival odds improved substantially. Yet this single rescue only matters because a beachgoer happened to notice. Hundreds of turtles die entangled in locations tourists never visit. The system responds to visible crises rather than preventing the underlying condition.

Meaningful reduction in ghost gear entanglement requires simultaneous action across multiple fronts: stricter enforcement of TED installation requirements, expanded incentive programs encouraging proper net disposal, extended producer responsibility legislation holding manufacturers accountable, and sustained funding for rehabilitation centers. No single intervention suffices.

The green sea turtle currently recovering at Sireetarn will eventually return to the Andaman Sea—assuming rehabilitation succeeds and post-release monitoring doesn't reveal secondary complications. That outcome represents genuine conservation achievement. Yet the nets that nearly killed this individual remain in Thailand's waters, continuing their indiscriminate work. Until fishing gear management fundamentally changes, rescues will remain necessary—but insufficient.

Author

Prasert Kaewmanee

Environment & General News Editor

Champions environmental stewardship and climate resilience across Thailand. Covers conservation, urban development, and the stories that fall outside a single beat. Guided by the principle that informed communities make better decisions.