Watching Wildlife from Space
Tracking marine life can be tedious but it has become easier thanks to technological advances. In fact, an antenna was installed on the International Space Station to help track tagged animals.
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Diving into a Fish-Eat-Forage-Fish World
Forage fish are small, schooling fish such as mullet, pinfish, anchovies and menhaden that feed on plankton and are eaten by predators of all shapes and sizes. In Florida, forage fish represent about 30 percent of the commercial catch.
DIN Connectors Are No Yoke
Pick the valve or connector that best suits your diving lifestyle, and always stay within your limits: Equipment is no substitute for training.
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Pest Control
“Cleaning” has long been touted as an example of symbiotic mutualism, where two species benefit from a close relationship. But this relationship, may not be so clear-cut as once thought.
Krill
Krill are a critical food source for a host of animals, including birds, whales, seals, sharks, fish and squid. Like many other marine animals, the blue whale depends largely on krill for survival. Protecting krill populations will promote not only the survival of a huge variety of marine life but also preserve krill sightings.
Fishy Limits
Global fisheries may need to change their practices to accommodate for some newly found data on reproductive fish females. Implemented changes could greatly impact the world’s food supply.
Zeljko Dujic
A leading expert in breath-hold diving physiology, Professor Zeljko Dujic, M.D., Ph.D., is head of the department of integrative physiology at the University of Split in Croatia. To help commemorate Dujic’s 30th year at the University of Split, we met with him to discuss his research.
The Right to Refuse Service
Dive professionals assume personal risks when they lead divers underwater, and they are trained to deny service to divers who might compromise their own safety or the safety of others. Denying service to a paying customer can be difficult.
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