The Scorpionfish Family

Posted on June 16, 2025August 15, 2025 by Annabel Thomas

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Scorpionfishes

Scorpionfish are a fascinating group of venomous reef fish known for their incredible camouflage and potent defensive spines. Belonging to the family Scorpaenidae, they are ambush predators that rely on stealth, lying motionless on the seafloor until prey comes close. With textured bodies and mottled colours, they blend effortlessly into coral, rocks, or sand.

Papuan Scorpionfish (Scorpaenopsis papuensis)

This species is well-camouflaged with skin flaps and blotchy patterns, making it almost invisible on coral rubble. Found in shallow waters, it has a distinct large head and often displays reddish or brown tones. It’s common in Indonesian waters, including Bali.

Papuan Scorpionfish (Scorpaenopsis papuensis)

Paddle Flap Scorpionfish (Rhinopias eschmeyeri)

Rare and highly sought after by underwater photographers, this species has broad, paddle-shaped fins and soft, flowing skin appendages. Its bright red or pink colouration contrasts its reef habitat, yet its motionless behaviour helps it stay undetected.

Paddle Flap Scorpionfish (Rhinopias eschmeyeri)

Devil Scorpionfish (Scorpaenopsis diabolus)

Named for its fearsome appearance, this scorpionfish has venomous spines and a stocky body. When threatened, it can expand its pectoral fins, revealing bold warning colors. Despite the name, it is non-aggressive unless provoked.

Denise’s Pygmy Seahorse (Hippocampus denise)

Flasher Scorpionfish (Scorpaenopsis macrochir)

This lesser-known species has extended pectoral fins used to startle predators. It is usually well-camouflaged, hiding among rocks and debris in sandy reef zones.

Flasher Scorpionfish (Scorpaenopsis macrochir)

Leaf Scorpionfish (Taenianotus triacanthus)

Unlike others, this species is flat and leaf-like, often swaying with water currents to mimic debris. It comes in various colours and is commonly seen in Bali’s coral reefs.

Leaf Scorpionfish (Taenianotus triacanthus)

By Hafid, AMD-B’s 2025 Divemaster Intern

Bali Underwater Photography

Posted on June 6, 2025June 6, 2025 by Annabel Thomas

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Bali Underwater Photography

Bali is located at the very heart of the world’s richest marine biogeographic zone: The Indo-Pacific. The island receives very plankton-rich waters and so contains a stunningly diverse underwater ecosystem. Bali’s diving is a delight for underwater photographers and videographers.

Bali is renowned not only for its variety of dive locations but also for the extra-ordinary density and diversity of marine life, with many sites for macro or wide-angle photography.

Dive Sites for Underwater Photography

We are fortunate to have amazing muck-sites in Bali. Muck diving sites are shallow, muddy and bursting with critters. In particular, Secret Bay and Puri Jati are favourites for underwater photography – you can read more detailed descriptions on the Bali Muck Diving Sites page.

Other popular muck diving sites include:
– Tulamben River Bed
– Tulamben Tianyar
– Seraya Slope
– Amed Ghost Bay
– Padangbai’s Jepun and Turtle Neck

AquaMarine also has quite a number of unpublicised muck sites which we would be happy to include in any Underwater Photography or Videography Dive Safari.

We have Safari Dive Packages designed specifically with photographers in mind. The packages are Macro Photographers’ Dream and Write Your Own Safari.

Learn Underwater Photography in Bali

Are you just beginning to explore the world of underwater photography? Do you want to improve your skills?

You might decide to do the PADI Digital Underwater Photographer Speciality course. This underwater photography course can be done either as part of your Dive Safari or on a Day Dive Trip.

PADI Digital Underwater Photographer Speciality Course

Click below for more PADI Dive Courses Information:

PADI Dive Courses

How Does Carbon Pollution Impact Our Ocean?

Posted on May 24, 2025May 25, 2025 by Annabel Thomas

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How Does Carbon Pollution Impact Our Ocean?

The ocean plays a vital role in absorbing carbon dioxide (CO₂) from the atmosphere, which helps regulate our planet’s climate. When CO₂ dissolves in seawater, it helps reduce the amount of this gas in the air, acting as a natural “carbon sink“. However, human activities—particularly through the burning of fossil fuels, deforestation, and industrial processes—are producing more CO₂ than ever before. As the ocean absorbs more of this excess carbon, it starts to change the water’s chemistry, leading to what we call ocean acidification.

Ocean Acidification

When the ocean takes in too much CO₂, the water becomes more acidic. This acidification affects marine life, especially those that rely on calcium carbonate to build their shells and skeletons. Corals, for instance, struggle to maintain their reefs, making them weaker and slower to grow. This weakening of entire coral reef structures can lead to a loss of biodiversity and impact the ecosystems that depend on these reefs.

Shellfish like oysters and clams also find it harder to form their shells, leading to fewer surviving offspring. Even tiny creatures like certain plankton, which are a crucial part of the food chain, can have their shells dissolve in more acidic waters. Sea urchins, which use calcium carbonate for their spines, also face challenges in these changing conditions.

Why Ocean Acidification Matters?

As ocean acidification continues, it poses a serious threat to the health of marine ecosystems. Corals, shellfish, and other sea creatures that depend on calcium carbonate are finding it harder to survive in these more acidic waters. This not only affects the animals themselves but also the larger marine environment, including the communities that rely on healthy oceans for food and livelihoods. The combined effects of ocean acidification, coral reef loss, and disrupted fisheries can have significant economic consequences, particularly for coastal communities dependent on marine resources. Reducing carbon emissions is crucial to slowing down this process and protecting the ocean’s delicate balance.

By Fahmi, AMD-B’s 2024 Divemaster Intern