Whale season in Kona, Hawaii is a romantic time of year when thousands of humpback whales come to the warm waters for mating, giving birth, and caring for their young. The season typically runs from December through May, with peak viewing times betwe.. Read More

Imagine if everyone picked up one extra piece of trash while they were out at the beach or swimming in their favorite body of water. How many more plastic bottle caps, bags and other small pieces would that add up to? Jack's Diving Locker, along .. Read More

It's that time of year again—time for us to celebrate the divers who've enriched our lives with their love of the ocean. We are excited to have certified over 400 new Open water divers, and 350 kids joining us in Keiki Sea Camps. We had.. Read More

A year tends to fly by and before you know it, it's already Christmas time. So much has happened in the past year and so many new memories have been made. We are used to seeing marine life such as humpback whales, sea turtles, and spinner dolphin.. Read More

The Great Barracuda is a type of ray-finned fish that inhabits the Atlantic Ocean, Caribbean Sea, and Gulf Coast of Florida. It also swims off the coasts of Mexico, northern South America, and Hawaii. Barracudas, of which the Great Barracuda is a typ.. Read More

An Ironman visitor that later found our Captain! Our awesome volunteers who helped Jacks Diving Locker set up the Ironman Swim Course had a surprise visitor. A huge Whale shark! On the same beautiful day Captain David, toured the Classic Morning Dive.. Read More

Ironman race days! We are so happy to have been a part of Ironman again this year. There is no better way to spend the morning than on the Ironman swim course. It's so fun to watch the athletes come in and out of Kailua Bay—we really feel l.. Read More

The pilot whale has a bulb-like head and a small mouth that slants up toward its eyes, giving it the appearance of always smiling. The International Whaling Commission says the pilot whale was given its common name because "it was once believed .. Read More

Just outside Honokohau Harbor, where most of our trips depart, are a group of dive sites that have become “crew favorites”. Why? Several reasons: We often see Eagle Rays, Dolphins, Turtles, big Jacks, Frogfish, Eels, Octopus, and Barracud.. Read More

Have you had Captain David on your boat? Or taken a class with David? Maybe you’ve just heard his Colombian accent while making a reservation. David always has a positive attitude on the boat and is very attentive to his divers and passengers. .. Read More