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“Parrotfishes are the constant gardeners of the reef.
Read moreCaution is a useful behavioural trait for many inhabitants on a tropical reef. It can be a matter of survival. Trying to capture a full format image of sardine with an ultra wide-angle lens is therefore better left to the experts.
Read moreIn the early part of their life cycles, after some days out in the blue as pelagic larvae, anemone fishes settle on the coral reef once they find a suitable host sea anemone.
Read moreBecause of the great variety of these habitats, the senses of these different species have consequently evolved quite differently, exhibiting a great diversity, with many senses not yet understood or even identified. There are thus still many mysteries regarding the behaviour of aquatic creatures. For example, how do eels find their way across the Atlantic ocean? Why is it so very difficult to swim up to a fish from behind without being detected? And even bank-side freshwater fishermen, for example, know that the vibrations from footsteps can be detected by fish.
Read moreMimicry is one of several anti-predatory devices found in nature. Specifically it is a situation in which one species called the mimic resembles in colour, form, and/or behaviour another species called the model.
Read moreHowever, although we are not generally conscious of it, colour plays a much more important part in our lives than this. It can be important for our very survival. For example, we use colours as a diagnostic tool for our health.
Read moreHowever, this sometimes causes some big “bloopers”. Such a blooper is the case regarding the swimming abilities of coral reef fish larvae.
Read moreIt is now well understood in Zoology that many animals express what we might call personalities.
Read moreThis may seem obvious to most (they had to get to our table somehow), but what may not be apparent is that the relentless pursuit of consumer-friendly fish product is having a massive impact on fish populations around the world.
Read moreThe British Heart Foundation is to begin a major new research programme to find a cure for heart failure, a condition affecting 750,000 UK people.
Read moreThe Cayman Islands Tourism Association has announced the 'Invasive Lionfish Tracker', a PADI Distinctive Specialty course available to both residents and visitors. The one-day program aims to educate divers about the invasive predator with essential lionfish facts and their invasion of Caribbean and north-western Atlantic. The course explains why immediate action is essential to control the population and describes a practical way to safely and humanely capture and euthanize the fish.
Read moreA joint study conducted by biologists at Scotland's St Andrews University and West Indies University experts has revealed that an entire population of guppies can be generated by the release of a single female fish.
Read more"It has to do with where they are feeding in the water column and what they're eating," said Anela Choy, University of Hawaii-Manoa
Read moreBeluga sturgeon populations have been decimated in part due to unrelenting exploitation for black caviar —the sturgeon's unfertilized eggs—considered the finest in the world.
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