It rained a lot today, on Great Keppel Island. I was nevertheless determined to walk around to Shelving Beach reef for the low tide. I am so glad that I did. The visibility under-the-water was exceptionally good as you will see from my underwater … [Read more...] about Wrong Algae & Friendly Fishes, Shelving Beach Reef
Coral Reefs
Fancy Fins Didn’t Help with the Visibility
According to the mainstream media it’s the southern Great Barrier Reef that has been hit hardest with coral bleaching, and particularly the corals in the Capricorn region that includes Great Keppel Island. I have a home in Yeppoon, which is just a … [Read more...] about Fancy Fins Didn’t Help with the Visibility
June Update. Kidding Ourselves, Temperatures, Corals, and Kings
It has been a cold start to winter here in Yeppoon, just across from Great Keppel Island that is part of the southern Great Barrier Reef. And it has also been very cold in Sydney if you believe the readings from the automatic weather stations – and … [Read more...] about June Update. Kidding Ourselves, Temperatures, Corals, and Kings
Coral Snapshot 2022-23, & All the Unanswered Questions
Full marks to David Mills, writing in the Courier Mail, for asking why the government tends to bury good news reports about the Great Barrier Reef. There are a few other questions that I would like answered. Key government ministers, … [Read more...] about Coral Snapshot 2022-23, & All the Unanswered Questions
Coral Crosses, for Redemption
Arguably the most recognisable symbol of our civilization is the Christian cross. When it has an image of Jesus on it, it is called a crucifix. The crucifix emphasises Jesus’s sacrifice which Christians believe brought about the redemption of … [Read more...] about Coral Crosses, for Redemption
Measuring Old Corals & Coral Reefs (Part 1)
Fundamental to science is measurement. It is a way of objectively assessing something, anything, even the state of a coral reef, even of an individual coral. Historically coral growth rates were measured by coring the really old massive Porites. … [Read more...] about Measuring Old Corals & Coral Reefs (Part 1)