Marine Biology

Orange shark swimming in ocean with diver observing

August 31, 2026

First Orange Nurse Shark with Xanthism Found in Costa Rica

Imagine seeing a roughly two-metre nurse shark underwater — except instead of the familiar brown-grey colouring, the animal is vivid orange with pale eyes. In August 2024, a fisherman in Costa Rica

An ancient Roman amphora of the type used to carry wine and oil

Nature·News·Science

2,400-Year-Old Shipwrecks Found in Mediterranean: Ancient Wine Jars Reveal Trade Secrets

Two ancient shipwrecks discovered in the Mediterranean Sea are giving archaeologists rare glimpses into how people traded goods thousands of years ago. One wreck off Greece held cargo from around 400 BCE, while another off Sicily dates to the Roman

August 28, 2026

Giant Cuttlefish Count Crashes 97% in South Australia

Environment·Marine Life·Nature

South Australia’s PIRSA counted 1,811 giant cuttlefish this year against 63,000 in 2025, a 97% drop linked to the record harmful algal bloom.

Iran Oil Spill: Trillion-Dollar Pollution Claims as Gulf Contamination Spreads to Qeshm Island

Environment·Ocean·World

Oil pollution reached Iran’s Qeshm Island on August 10, affecting the country’s largest Persian Gulf island and its mangrove forests. User-generated images showed oil

Dusky shark (Carcharhinus obscurus) at Sea World, Gold Coast, Australia, lateral view.

Marine Life·Nature·News·Ocean·Science·World

Dusky Sharks Kill Snorkeler In Israel’s First Recorded Fatality—Study Cites “Begging” Behavior And GoPro Lure

Feature image: Dusky shark (Carcharhinus obscurus), CC BY 2.0 Marine Safety · Field Note Dusky Sharks in Hadera: Rare Fatal Attack & Verified Context A snorkeler was fatally bitten off Hadera, Israel,

Karmactive Staff

October 24, 2025

Turtle over coral reef in Warm-waters, a scene illustrating bleaching-risk conditions linked to prolonged ocean heat.

Climate·Ocean·Science

Coral reefs pass 1.2°C tipping point at 1.4°C warming: 80% bleached, 1 billion people affected

🌊 CLIMATE SCIENCE Warm-Water Coral Reefs Pass Critical Tipping Point as Planet Hits 1.4°C Warming 📅 October 13, 2025 🔬 160 Scientists 🌍 23 Countries 🏛️ 87 Institutions Warm-water coral reef seascape—an

Rahul Somvanshi

October 15, 2025

Close-up of a shark underwater, illustrative image for report on Contender’s recent ping in Canada

Canada·Marine Life·Nature·News

Great White ‘Contender’ Pings In Canada After Months Silent

Wildlife Contender, Atlantic’s largest tagged male great white, pings far north near Canada A 13 ft 8 in, ~1,653 lb mature male “pinged” from the northern Gulf of St. Lawrence after summer–fall

Govind Tekale

October 10, 2025

A Tiger Shark. Photo Source: 500px / Marion Kraschl

Australia·News

Teen Surfer Rescued as Shark Chases Group to Shore at Cabarita Beach During Whale Migration Season

A 16-year-old boy is in serious but stable condition after being attacked by a shark at Cabarita Beach on NSW’s Far North Coast on Sunday afternoon. The teen was swimming near Norries

Karmactive Staff

June 30, 2025

Australia·Marine Life·News

Karenia Mikimotoi Algae Bloom Kills 200+ Species Across 4,400 km² in South Australia

A toxic algae bloom has turned South Australian waters into what marine experts call “a horror movie for fish,” killing more than 200 different species of marine life since March 2025. The

Karmactive Staff

May 21, 2025

Marine Life·News

Gray Whales Suffer 94 Deaths in Baja Lagoons, Calf Pairs at Record‑Low Eight

Something concerning is happening to the gray whales that make their yearly journey along California’s coast. After showing some recovery from a 2018-2023 “unusual mortality event” (UME), these marine giants are dying

Karmactive Staff

April 21, 2025

Representative Image. The holotype, or specimen upon which a new species description is based, for Orchistoma integrale. Photo Source: Ryoya Sugimoto (NOAA Fisheries)

Discovery·Marine Life

Japanese Student’s Discovery: New Jellyfish Species Challenges Marine Biology Norms

A Japanese student’s childhood fascination with jellyfish has led to the discovery of a new species now known as the “integral jellyfish.” Officially named Orchistoma integrale, this marine creature was found in

Govind Tekale

March 4, 2025

Clam Species: Photo Source: University of California, Santa Barbara

Marine Life

Clam Species Thought Extinct for 28,000 Years Found Alive on California Coast

A small see-through clam, about the size of your fingernail, has surprised scientists by showing up alive on a California beach. The clam was last seen in fossil records from 28,000 to

Govind Tekale

February 18, 2025

Red king crab on the deck of a research vessel. Credit: NOAA Fisheries / Erin Fedewa

Conservation·Marine Life

Alaska Red King Crab Genetic Study Reveals Twice the Known Populations

The story of Alaska’s red king crab shows dramatic change. This seafood was once Alaska’s top shellfish fishery, deeply embedded in the culture of Alaska’s working waterfronts. Then, in the 1980s, the

Govind Tekale

January 6, 2025

Paleontology

New Deep-Sea Predator ‘Dulcibella camanchaca’ Discovered 7,902 Meters Deep in Atacama Trench

A team of marine biologists has discovered a new predatory amphipod species at nearly 8,000 meters below the Pacific Ocean’s surface, marking a crucial addition to our understanding of deep-sea biodiversity. The

Govind Tekale

December 22, 2024

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