The Goliath Diaries by Alan C Egan Photo

The Goliath Diaries by Alan C Egan

Underwater photographer Alan C Egan has volunteered to write a series of posts about diving the goliath grouper aggregation off Boynton Beach, Florida this year. Large numbers of goliath groupers (Epinephelus itajara) gather to form spawning aggregations, with up to 100 individuals at any one site. Given that the fish can reach up to 455kg (800lbs) and over 3m (6 ft 6”), it is an amazing spectacle. He will be updating his reports as he carries out dives, so please keep checking back.

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Paper shows cooperation between rabbitfishes Photo

Paper shows cooperation between rabbitfishes

Nature has published a paper that illuminates the complex nature of relationships among fishes. A study carried out around Lizard Island, Greta Barrier Reef, Australia has shown that rabbitfishes (Siganus corallinus, S. doliatus, S. puellus, and S. vulpinus) operate as pairs, with one partner maintaining a look-out while the other feeds. behavior suggests that the fish have powers of cognition, reciprocity and cooperation that were previously not associated with fishes in general. (Image by BS Thurner Hof).

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Paper on combating bad science published Photo

Paper on combating bad science published

A new paper “Fish tales: Combating fake science in popular media” published in the journal Ocean and Coastal Management explores how scientists can correct the spread of misinformation and bad science that is sometimes propagated by the media. The use of social media tools by scientists during 2013/14 pointing out the poor science and factual errors in some of the programs of the 2013 Discovery Shark Week, actually helped caused a reduction in viewer numbers of the event in 2014.

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Seawolf releases Expedition video lights Photo

Seawolf releases Expedition video lights

Orcalight has announced the availability of their Expedition series video lights. These feature carbon fiber construction and a redesigned battery pack. The new Expedition model 2260 series offer 22,000 lumen output with a burn time of 1.25 hours at full power, but are neutrally buoyant in the water. The battery pack also features UN38.3 flight certification and is designed to allow airline staff to easily verify that it is suitable for travel.

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Inon ships new mount adaptors Photo

Inon ships new mount adaptors

Inon has announced two new adaptors that allows a diving weight to be used as a simple tripod to hold lights, strobes or GoPro camera. Available in two types, one utilises bolts to affix the mount, the other hook and loop straps. In addition, the company has also released two new YS mount adaptors.

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