Isla Mujeres Seeks Volunteers to Rescue Blue Crabs on September 28 and 29

Isla Mujeres, Quintana Roo — The municipal government will hold a blue crab protection drive in Isla Mujeres on Sept. 28 and 29, inviting residents to join the rescue of the species.

The activity will take place in the island zone and will run at night, from 7:30 p.m. to 10:00 p.m., according to the call issued by the municipal government.

Where the Blue Crab Protection Drive Will Be Held

The meeting point is at the end of the Sac-Bajo road, where participants should arrive with basic equipment for the protection and rescue work.

The two-day effort is aimed at supporting the conservation of the blue crab (Cardisoma guanhumi) and the ecosystems of the municipality.

What Volunteers Should Bring

According to the municipal notice, those who want to take part should bring:

• A handheld flashlight
• Leather work gloves
• A bucket
• Closed-toe shoes
• Mosquito repellent
• A dustpan or rake
• A long-sleeved shirt

Why the Blue Crab Matters

The blue crab plays an important role in coastal ecosystems, especially in mangroves, swamps, lagoons and estuaries. According to the Mexican Institute for Research in Sustainable Fisheries and Aquaculture (Inapesca), the species is considered a “natural architect” because of the burrows it digs.

Inapesca explained in 2023 that these excavations loosen and oxygenate the soil, a process that other animal and plant species can benefit from. The blue crab also helps break down organic matter, which in turn benefits other organisms in these ecosystems.

Conserving the species has become more urgent as its populations decline. According to the institute, overexploitation and the alteration of its natural habitats have contributed to its reduction at both local and global levels. During the rainy season, the crab also migrates to the sea to reproduce, mainly between June and September.