NEW STUDY: Marine Biologists Surprise Discovery of The Shape-Shifting Mimic Octopus in Mozambique!

Highlights:

  • First-ever sighting of the mimic octopus in Mozambique, expanding its known habitat.

  • Collaboration between Marine Megafauna Foundation and Vilanculos Coastal Wildlife Sanctuary leads to this fascinating discovery.

  • The mimic octopus is known for its astonishing ability to imitate other marine creatures.

  • Findings emphasize the richness and diversity of marine life in Mozambique and the importance of ongoing marine conservation efforts.

A Mimic Octopus (Thaumoctopus mimicus) photographed by MMF Co-founder Dr Andrea Marshall in Mozambique

A Shape-Shifting Wonder Discovered in Africa

In a remarkable testament to the hidden wonders of the ocean, Dr Andrea Marshall and Janneman Conradie from the Marine Megafauna Foundation, in collaboration with Taryn Gilroy from the Vilanculos Coastal Wildlife Sanctuary, have made an extraordinary discovery off the coast of Mozambique - the elusive and fascinating mimic octopus.

For the first time, the mimic octopus (Thaumoctopus mimicus), a species previously unknown in African waters, has been photographed, marking a significant range expansion of approximately 4,700 km from the Red Sea and 5,600 km from the Arabian Sea. The series of images below documented this groundbreaking discovery.

Photographic records of Thaumoctopus mimicus. (A-F) an individual sighted in the Inhamambane Estuary of the Vilanculos Coastal Wildlife Sanctuary (VCWS) in southern Mozambique in May 2020 showing: (A) frontal; (B) superior; (C,D) lateral; and (E) ventral angles, as well as coloration patterns and behaviors : (B) brittle star mimicry, (F) anemone mimicry; (G) flat fish mimicry and an individual sighted during an opportunistic beach-walking survey in the Chicuacuana area of the VCWS in May 2022 showing: (H) feather star mimicry.

The Astonishing Abilities of the Mimic Octopus

Unlike any other octopus, the mimic octopus is a master of disguise. It can transform its shape, color, and behavior to look like other marine animals such as lionfish, flatfish, sea snakes, and more. This incredible skill is not just a performance; it's a survival technique that helps the octopus to confuse predators and catch prey.

From Indonesia to Mozambique: An Unexpected Journey

Typically associated with the waters of Indonesia, the mimic octopus, first described in the 1980s, has captivated underwater photographers and marine biologists alike with its remarkable mimicry abilities. "These sightings represent a significant expansion in this species known range," explains Andrea D. Marshall, Corresponding Author and Co-founder of the Marine Megafauna Foundation. "Seeing one in Mozambique was startling; it was instantly recognizable, yet its presence here was completely unexpected."

Map of the Bazaruto Seascape with Thaumoctopus mimicus, Norman & Hochberg, 2005, sighting locations indicated within the Vilanculos Coastal Wildlife Sanctuary of southern Mozambique.

A Testament to the Ocean's Mysteries

The octopuses were sighted in shallow waters of the Vilanculos Coastal Wildlife Sanctuary, exhibiting their unique behavior of mimicking other marine species. Taryn Gilroy, manager of the Sanctuary, shares her excitement: "Witnessing the mimic octopus within our Sanctuary was incredible. Its previously undocumented presence off Eastern Africa underscores the richness and diversity of our marine life."

The discovery of the mimic octopus in new waters is a call to action. It serves as a reminder of the ocean's vast and unexplored mysteries, and the need for continued research and conservation. "Discovering such extraordinary creatures in new habitats reminds us of the vast unknowns in marine environments, particularly in Africa," Marshall adds. "We hope this finding will inspire awe and a renewed commitment to ocean conservation."


About The Marine Megafauna Foundation

The Marine Megafauna Foundation (MMF) is a non-profit conservation organization based in Palm Beach, Florida. Founded in 2009, MMF is dedicated to the research and protection of threatened marine megafauna, focusing on large marine species like sharks, rays, and sea turtles, often referred to as 'megafauna'. Their mission is to ensure these majestic creatures thrive in harmony with humans. With a global reach, MMF works to understand these species' intricacies and the threats they face. Discover more at www.marinemegafauna.org

About Vilanculos Coastal Wildlife Sanctuary:

The Vilanculos Coastal Wildlife Sanctuary, situated along the beautiful coast of Mozambique, is dedicated to the preservation and study of the region's rich marine life. This sanctuary plays a vital role in protecting diverse marine ecosystems, including coral reefs and mangrove forests, which are home to numerous species. Its commitment to conservation, research, and community engagement helps safeguard the ecological balance of Mozambique's coastal waters and promotes sustainable interaction between humans and marine wildlife. Discover more at www.mozsanctuary.com

Madeleine Pierce

Communications Director

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