Home Authors Posts by Jill Studholme

Jill Studholme

Edits SCUBA News (ISSN 1476-8011), the monthly newsletter with articles on diving and marine science. She tweets as @SCUBANews. A scuba diver with a biology degree, Jill has an special intererest in marine biology, coral reef conservation and the underwater environment.
Oceanic whitetip shark at Elphinstone reef by Alexander Vasenin

Creature of the Month: Oceanic Whitetip Shark – Carcharhinus longimanus

Diving with Oceanic Whitetips The glorious oceanic whitetip sharks spend a lot of time in shallow water, tend to swim slowly and are...
Clownfish eggs - super macro - by Paulo Isgro

Enter the Ocean Art 2020 underwater photography competition

From now to 30 November 2020 you can submit your images to the prestigious Ocean Art competition. Prizes worth $40,000 are on...
seahorse mating

Male seahorse pregnancy as complex as females’

New research by Dr Camilla Whittington and her team at the University of Sydney has found male seahorses don't just carry the developing babies...
palmyra sharks

Sharks  ‘extinct’  on 20% of world’s reefs

But hope lies in key conservation measures.Though many people find them intimidating, menacing or just plain scary, sharks...
golden trevally

Creature of the Month: Golden Trevally

The young fish like to seek out large animals like sharks, groupers and dugongs for protection, acting as pilot fish.

Bluewater University Launches as a New Online Portal for Underwater Education

Bluewater University is the first online platform that is fully dedicated to providing live virtual classes in all things related to underwater - including...
California Sheephead

Sex-changing fish recover more quickly from over-fishing

People eat a lot of fish. Different sex-changing fish can follow several signals that prompt them to change sex. Some change from female to male at a fixed size or age. Often, fisheries will only harvest fish over a certain size. This means catching more males because they are usually bigger, which then skews the population towards female. Not enough males are then available to fertilise all the eggs produced by the females.
Healthy coral reef

Microbes reflect the health of coral reefs

More microbes are found on healthier Cuban reefs than on human-impacted Florida reefs.Microorganisms play important roles in the health and protection of coral...
4th Place Macro Ocean Art 2019 Petr Polách

Ocean Art reveals best underwater photos of the year

Congratulations to all winners of the Ocean Art Underwater Photo Competition 2019 - stunning underwater photos from around the world. Over $85,000 in prizes have been awarded to 85 professional and amateur photographers in categories from Coldwater to Blackwater.
Cup of Tea

Which tea bags are free of plastic?

Updated 15 October 2019It came as a surprise to most people to learn that tea bags contained plastic. The plastic in question...