Officers at a naval base on Haulbowline Island, southeast of Cork, are tasked with monitoring a vast stretch of the Atlantic Ocean that has become a critical front in Europe’s ongoing struggle against cocaine trafficking. Despite advanced satellite technology and maritime surveillance, Irish naval commanders report limited resources hinder effective interdiction efforts. Ireland’s navy can typically deploy only two or three of its eight vessels due to crew shortages, maintenance issues, and the unseaworthiness of some ships in rough Atlantic conditions. The area under surveillance extends over a million square kilometers, a scale that officials say would require at least 12 operational vessels to patrol effectively.
Europe has increasingly become the world's primary destination for cocaine, a dramatic shift from the drug’s earlier association with affluent users to a broader societal prevalence. According to the European Union's drugs agency, between 2014 and 2024, street prices for cocaine fell by about 18 percent while purity levels rose by 44 percent. This increased availability has facilitated wider use across various age groups, including teenagers, raising concerns over addiction risks especially given ongoing brain development at younger ages, as noted by Julien Garsany of the United Nations drug agency.
Traffickers have adapted to heightened security at major ports such as Rotterdam and Antwerp by employing sophisticated maritime smuggling techniques. These include encrypted communications, speedboats, semi-submersibles, unmanned vessels, and GPS spoofing to mask locations. Criminal groups often conduct drug transfers at sea, using “mother ships” to offload cargo to smaller “daughter ships” or even sinking containers equipped with timed release mechanisms to surface undetected.
Recent data shows substantial seizures in European ports—Belgium’s customs authorities recorded a historic 118 tonnes seized in Antwerp in 2023—but these gains are tempered by an overall decline in large interceptions reflecting traffickers’ shift to alternative routes. Antwerp experienced a 68 percent drop in cocaine seizures in the first half of 2026 compared to the previous year, as port authorities invest heavily in mobile scanners and enhanced cooperation with terminal operators. However, the decrease in major port seizures is thought to be offset by greater volumes making it through mid-Atlantic drops.
The rise in cocaine availability has had a tangible impact within Ireland, where cocaine use has surged dramatically. Those receiving treatment for cocaine addiction have increased by 336 percent since 2017, making it the country’s most significant drug issue. Experts attribute this surge partly to Ireland’s diminished maritime enforcement capacity, which declined from nine fully operational ships in 2018 to fewer effective vessels by 2025 due to recruitment and retention challenges within the navy.
Law enforcement efforts extend beyond interdiction to include disrupting traffickers’ communication networks. The 2021 dismantling of Sky ECC, an encrypted messaging platform, led to hundreds of arrests and revealed high-level criminals operating with relative impunity from jurisdictions like Dubai. Since then, authorities have seen some extraditions of key cartel figures. Yet officials acknowledge a “waterbed effect,” where pressure in one area can displace operations elsewhere, allowing traffickers to adapt by using fragmented or new communication methods.
The economic incentives driving cocaine trafficking remain immense. Analysts from the EU drugs agency highlight the extraordinary profit margins, sometimes exceeding 1,000 percent from production in Latin America to sale in Europe. Key players include major criminal organizations such as Brazil’s Primeiro Comando da Capital and Mexico’s Sinaloa and Jalisco New Generation cartels, along with Balkan networks that manage logistics and even provide forms of insurance for shipments.
Despite increased security investments and international cooperation, officials emphasize that current measures have not sufficed to stem the flow into Europe. The Irish naval commander acknowledges that catching any percentage of the shipments is challenging, estimating only around 10 percent are intercepted. Experts call for improved real-time maritime intelligence and emphasize that without addressing demand and addiction treatment, efforts focused solely on supply reduction may have limited long-term success.