Pufferfish and Some Interesting Facts About Their Toxin

Pufferfish are a common sight here in Quepos; I don’t think I have yet been diving here without seeing at least one, and usually several. There are two commonly encountered puffers here: the Guneafowl Pufferfish (Arothron meleagris) and the Porcupine Pufferfish, of which there are two species occurring locally – the Longspined Porcupinefish (Diodon holocanthus) and the Spot-fin Porcupinefish (Diodon hystrix). …

octopus in costa rica

The Octopus: an Alien Intelligence

One of the most compelling things about octopuses is their intelligence, perhaps unique among invertebrates. They are of the phylum Mollusca, a group that also includes clams and oysters among a great many others, and the class Cephalopoda (the name derives from the Greek for “head-feet”), a group that includes octopuses, squids, cuttlefish and nautiluses, all of which have have …

stay hydrated when scuba diving

Wow – Why do I feel so thirsty, hungry and tired after a dive ?

Have you come off of a scuba dive before and had that feeling that you are ready to eat the biggest plate of food possible ? You get some grub, sit down for a moment, eat, and then boom! All you want to do is sleep. Sound familiar? Even if you haven’t been scuba diving before, maybe you are planning …

PADI IDC costa rica June

Come join our PADI IDC in June

Want to live the dream and become a PADI scuba diving instructor? We are holding our next instructor development course here in Manuel Antonio Costa Rica starting June 19th. Our Scuba instructor program includes a FREE IDC prep course, a free MSDT prep course, marketing and job search help as well as diving throughout the program. The course also includes …

killer whale, orca, whale

Animals in Captivity …?

While checking the news this morning I stumbled upon an article about one of the Killer Whales that is being kept in captivity at SeaWorld. Here is the article Tilikum . I started doing some research on keeping these amazing creatures in tanks. The studies don’t seem to good for the whales, and a main example is Tilikum. In the wild killer …

Boxfish

The oceans are home to thousands of creatures of all shapes, sizes, and colours. One small, but magnificent creature is the boxfish. As the name suggests, they are shaped like boxes and are generally 2-18 inches in length depending on age. They are poisonous and when threatened secrete proteins from their skin called “ostracitoxin” which is toxic to fish in …