What is ghost fishing?

Ghost fishing happens when lost nets keep trapping marine life, harming ecosystems and fish populations. Cleaning up and recycling gear helps protect oceans and supports sustainable fishing.
By
Oskar Mortensen
March 30, 2026
5 min read
What is ghost fishing?

Lost fishing gear causes serious harm by continuing to trap and kill marine animals long after it’s been abandoned. This issue affects ocean health, fish populations, and the balance of underwater habitats.

When nets, traps, and lines are left behind, they act like invisible snares catching fish, crabs, and other creatures endlessly. The cycle harms biodiversity and wastes valuable resources, showing why responsible gear management matters.

Definition: ghost fishing

Ghost fishing happens when lost or abandoned fishing gear, like nets and traps, keeps catching and killing marine animals without any control. This gear harms sea life and damages habitats long after it’s left behind.

Lost fishing gear keeps trapping animals without control. It harms marine life and damages habitats over time.

Think of a fishing net lost at sea that keeps catching fish and crabs, which then die because they can’t escape. This not only wastes marine life but also damages the ocean floor where many creatures live.

How ghost fishing awareness has grown in Europe

Have you ever wondered what happens when fishing gear is lost at sea? Lost nets can keep trapping marine animals long after being abandoned, causing harm to ocean life. Ghost fishing has become a recognized problem needing attention.

Back in the early 2000s, studies showed ghost fishing rates were low thanks to fishers recovering gear and using GPS technology. Still, certain areas saw significant impacts where gear loss was higher. This sparked new projects focused on cleanup and prevention.

Groups like the Ghost Fishing Foundation formed to remove abandoned nets and raise public awareness. Their work highlights the power of community action in protecting marine ecosystems.

Efforts continue today with EU support, combining research, policy, and local involvement to reduce ghost fishing. Tackling this issue benefits ocean health and wildlife survival.

7 examples on lost fishing gear impacting marine life

Here are some ways abandoned fishing equipment continues to trap and harm sea creatures:

  • Abandoned nets: These nets keep catching fish and other animals long after being lost. This ongoing capture is a key issue in marine waste management.
  • Derelict traps: Old crab and lobster traps left behind keep trapping crustaceans unintentionally. This leads to unnecessary deaths and disrupts ecosystems.
  • Fishing lines: Lost fishing lines can entangle turtles, birds, and mammals, causing injury or death. Proper disposal and retrieval reduce this risk.
  • Ghost pots: Similar to traps, these pots remain in the ocean, capturing species that become stuck and die. This contributes to resource loss and pollution.
  • Monofilament ropes: These thin ropes degrade slowly, continuing to entangle wildlife. They highlight the need for biodegradable alternatives.
  • Buoys and floats: When disconnected from gear, these items add to marine debris that can trap animals. They show how interconnected fishing waste impacts the environment.
  • Longlines: Lost longlines with thousands of baited hooks keep hooking fish and seabirds unintentionally. This causes ongoing harm to non-target species.

While fishing gear is crucial for catching seafood, when lost it becomes a persistent source of harm. The contrast between its intended use and its unintended impact shows why better management and responsibility are essential.

Terms related to abandoned fishing gear and its impact

Lost or discarded fishing equipment can continue to trap marine life and harm ocean health long after being left behind.

  1. Marine debris – Human-made waste, like plastics and fishing gear, that pollutes oceans and beaches.
  2. Abandoned fishing gear – Nets, lines, and traps left in the water that no longer serve their purpose.
  3. Wildlife entanglement – When animals get caught in fishing gear, causing injury or death.
  4. Ocean pollution – Contaminants entering the ocean, affecting water quality and marine life.
  5. Sustainable fishing practices – Methods that protect fish populations and their habitats for the future.
  6. Marine ecosystem health – The overall condition of ocean habitats and the species living there.
  7. Bycatch reduction – Techniques to minimize the capture of unintended species during fishing.
  8. Fisheries managementRules and actions to keep fish populations stable and ocean ecosystems balanced.
  9. Marine conservation – Efforts to protect and restore ocean environments and wildlife.
  10. Circular economy in fisheries – Reusing and recycling fishing materials to reduce waste and pollution.

Frequently asked questions on ghost fishing

Ghost fishing happens when lost or abandoned fishing gear keeps catching marine life, causing harm and waste.

What is ghost fishing and how does abandoned fishing gear contribute to it?

Ghost fishing occurs when lost or abandoned fishing nets, traps, or lines continue to catch fish and other marine animals. This gear keeps trapping wildlife unintentionally, leading to waste and suffering long after it’s been lost.

How does ghost fishing impact marine debris and ocean pollution?

Abandoned fishing gear adds significantly to marine debris, making oceans dirtier. These materials don’t break down easily and pollute the water, harming habitats and the animals living there.

What risks does ghost fishing pose to wildlife entanglement?

Ghost fishing gear traps fish, turtles, seabirds, and mammals, causing injuries or death. Animals can get tangled and struggle to move or breathe, which affects marine ecosystem health.

Can ghost fishing affect marine ecosystem health?

Yes, the continuous capture and death of marine animals disrupt food chains and breeding cycles. This imbalance harms the overall health and resilience of ocean ecosystems.

How do sustainable fishing practices help reduce ghost fishing?

Using gear designed to be less harmful, regularly retrieving lost equipment, and adopting better fishing management minimize gear loss. These practices reduce ghost fishing and protect marine life.

What role does fisheries management have in preventing ghost fishing?

Good fisheries management includes tracking gear, enforcing recovery efforts, and promoting producer responsibility. This helps prevent gear loss and encourages recycling or proper disposal.

How does ghost fishing relate to marine conservation efforts?

Removing abandoned gear and reducing ghost fishing supports marine conservation by protecting species and habitats. It also helps maintain biodiversity and sustain ocean resources for the future.