333円 "Orange cup coral is an invasive species. While lionfish get all the attention, are subjected to extraction derbies and are appropriately placed on a platter, orange cup coral silently keeps on growing. Fortunately it is much more selective than lionfish. So far it has specialized on artificial r...

340円 "As Dr. Kelble points out, the variability of salinity levels in Florida Bay is incredibly important to the food chain. What does this have to do with minnows? Well, everything. He examined the relationship between mesozooplankton, salinity and bay anchovies. What follows is a massive oversimplif...

887円 99 Tips To Get Better At Spearfishing For every spearo there are issues to overcome. From equalizing problems and poor breath-hold to finding the good places to go spearfishing. This guide contains some of the best advice we have learned to overcome these issues and continue to get better as spea...

0円 The Mooring Buoy System started with an idea, was implemented on a small scale, and grew to become a world dominating practice. John Halas told me that as an employee of the Key Largo National Marine Sanctuary in 1981, the light bulb went off, and he thought through his idea, presented it to the ...

337円 "Hogfish got their name because they root around the sea floor, like a hog roots around the barnyard. They are opportunistic feeders, like their barnyard counterparts, but feed mostly on crabs and mollusks. We have three species here: Spanish, spotfin and the big kahuna, Lachnolaimus maximus. I h...

337円 "While the vast majority of observations during the day are while eels are resting or on a cleaning station, a few times I have seen an eel coupled with a grouper. The first time I saw this was on the Winch Hole. A graysby came to a stop on a pile of rubble, and a goldentail came out from its lai...

341円 "As I stood on the boat with my morning coffee and watched the people pile in the boats and head out to the whale sharks, my immediate reaction was “we are in a whale shark theme park”. Pop in a roller coaster and a hot dog stand and we have an instant attraction for the entire family. An Imax th...

337円 "Puffers are a group of species I like to shoot, especially the larger varieties. They have a shy, but jovial personality. At least they always look like they are smiling. Sometimes they won’t turn around to face the camera, and sometimes they don’t seem to care. They are not exactly speed demons...

333円 "Classified as a “nuclear” species, goatfish truly play a leadership role. Other species are attracted to the substratum-disturbing foraging. And when several goatfish are involved in the fray, the groupies increase in number and diversity. Single goatfish usually have up to three “follower” spec...

331円 "While I was researching goatfish for the last column, I realized there is another group I have not paid enough attention to in my reef travels. Wrasses. This is a large and diverse family. Wrasses seem to be everywhere. They are quick and colorful. Perhaps some of the most vibrant colors on our ...

750円 Plongée Confidentielle est un livre unique avec de précieux conseils d'expert, qui vous révèle les secrets des professionnels de plongée. Avec Plongée Confidentielle, vous apprenez à maîtriser les compétences et les techniques qui feront de vous un plongeur plus confiant, capable et sûr. Il prése...

1,000円 Scuba Confidential lifts the lid on the secrets of dive professionals and technical divers to help you master knowledge. skills and techniques that will make you a safer, more confident and more capable diver. It also offers an informed, balanced view on some of scuba diving's most contentious is...