La primera gringa is a large, open cenote with a diameter of about 60 meters and a depth of about 30 meters. The cenote is surrounded by lush jungle vegetation and has a number of stalactites and stalagmites hanging from its ceiling. The water in the cenote is crystal clear and visibility can reach up to 100 feet. The cenote is home to a variety of marine life, including fish, turtles, crocodiles, and even manatees. Some of the most common fish seen in the cenote include angelfish, butterflyfish, and damselfish. Turtles are also frequently seen in the cenote, and there have even been reports of manatees being spotted in the cenote.