Which Sea Creature is particularly fragile? A Brittle Star. © Karina Teuma
The Purple Sea Urchin is one of the most common Sea Urchins found on Sydney’s Coast; Are endemic to Australia; Body colour ranges from white to green, pink, purple and black and the spines are typically different in colour; Due to this colour diversity, it was once thought that the Purple Sea Urchin were threeContinue reading “Fast Facts: Purple Sea Urchin”
The Pineapplefish is an unusual fish that can produce light from organs on the lower jaw. The Pineapplefish looks like a pineapple, hence the name. On either side of the lower jaw is a light organ that produces a greenish glow. The colour of the light is reported to change to red as the fishContinue reading “Fast Facts: Pineapplefish”
Before you freedive, it’s important to take care of your mind. What is your mind telling you? Are you stressed or worried? When you wake up, exercise or are facing a stressful event, your pituitary gland reacts. It sends a signal to the adrenal glands to produce just the right quantity of cortisol. With thisContinue reading “Don’t “Mind” me”
Bluebottles inhabit waters throughout Australia and are often found in swarms. The sting causes immediate pain, usually lasting about 30 minutes, with typical oval-shaped blanched wheals and surrounding redness of the skin. To treat a sting: 1- Pick off any adherent tentacles with fingers (this has been shown not to be harmful to the rescuer).Continue reading “Sea Doctor: Treating Bluebottle Stings”
The bluebottle (Physalia utriculus) is sometimes confused with its larger, more venomous Atlantic cousin, the Portuguese Man o’ War. It is a common summer visitor to Sydney beaches. In Sydney, it is the north eastern winds and warmer currents, that bring them to beaches on the incoming tides. The Bluebottle is really a colony of fourContinue reading “Fast Facts: Blue Bottles”
The only “blue bottles” we should see, are those that belong in the ocean.