La Paz and the islands of Espiritu Santo & Cerralvo are home to approximately 850 marine species. From massive humpback whales to tiny seahorses, everyone will find something of interest in this section of the Sea of Cortez.
You might see hammerhead sharks, humpback whales, sperm whales, dolphins, mobulas, sea turtles and eagle rays at the El Bajo seamounts. In the spring and summer, whale sharks move through the Bay of La Paz in order to feast on the plankton blooms.
You can also find wrasse, green moray eels, starfish, angelfish and colorful fish of various shapes and sizes throughout the region.
Finally, the sea lions in Los Islotes and nearby are a delight to all who dive with them.
While the Pacific is cold, the Sea of Cortez is at its warmest. The water is approximately 80°F (27°C). Whale sharks can also occasionally be spotted around La Paz from October until April.
December to May, divers can expect cooler temperatures in the Sea of Cortez. These cooler temperatures are balmy for pelagic species. If you are a pelagic fan, this is the best time to dive near La Paz.
This is the best month for hammerhead sharks in La Paz Bay. This is the best time to spot Humpback Whales, Grey Whales in the area.
You’ll also find increased sea lion activity. Lucky divers might spot Bullseye Rays, Banded Guitarfish and Octopuses who hide in the reef and wrecks.
Huge Mobula Ray aggregations happen from mid April until June and in July the warmer waters welcome the Giant Manta Rays.
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