In most species the motto is the bigger the better. The biggest and strongest animal becomes the leader of the group. This is not the case for the little goby. It goes on a diet to not become bigger than the leader and here is why. In the goby colony, the largest fish is the…
Octopolis is the name given by scientists to a unique underwater gathering site of gloomy octopuses off the coast of Jervis Bay, Australia. It was first discovered in 2009. It’s a small patch of seabed where dozens of octopuses build dens out of shells and interact socially. This is highly unusual as octopuses are normally solitary animals. Octlantis was…
Researchers have discovered that Harlequin filefish use a sophisticated form of “chemical camouflage” to hide from predators by smelling like the coral they live in. How the Chemical Camouflage Works “You Are What You Eat”: Harlequin filefish feed almost exclusively on branching Acropora corals. By digesting this coral, the fish transfers the coral’s chemical signature to its own…
I am talking about the cute yellow boxfish. They are well known for their cube like body shape and bright yellow and black spotted coloration. Only few people know that this cute little box fish can secret a toxic mucus when it feels threatened. Did you know that boxfish have an armoured and rigid body…
How do corals make baby corals if they can’t move? Great question! Corals may be stuck in place but they have a special way of making babies. It is a phenomenon called coral spawning. Only once a year on carefully timed nights, influenced by temperature, moon cycles, and sunset many coral species release millions of…
Are you struggling to keep your hair under control during a scuba trip? Multiple dives a day, combined with prolonged exposure to salt water, sun and wind can be really though on your hair, causing damage, dryness, and breakage. Here is a simple, yet effective dive hair-care routine to follow before, during, and after your…
Have you ever found shells with holes on the beach? Did you wonder how they come about? Pierced shells are more than just a natural wonder. They tell the tale of predatory behaviour in the ocean. Also they play an essential role in maintaining the balance of the marine ecosystem. I love walking along the…
When you start diving and your eyes are not yet that well trained to spot specific marine life, lionfish and moray eels are probably the most recognizable and first creatures you find and get excited about. At least that’s how it was for me. Let’s have a closer look at lionfish. Did you realize that…
In nature, everything is interconnected and life doesn’t exist in isolation. On our wonderful planet there are more than 10 millions different species of animals. They share the same habitats and the same resources. In order to survive, or sometimes just for convenience, many creatures establish lifelong relationships with a completely different organism. A bond…
Yes, fish can talk to each other using various methods, including sounds, chemical signals, bioluminescence, gestures and motion. These methods help them coordinate activities like schooling, mating and avoiding predators. Sounds: Many fish produce a variety of sounds by vibrating their swim bladder or using other structures like teeth or muscles. These sounds can be…