Warmer Oceans May Lead to Smaller Fish, Study Finds

As climate change causes the temperatures of the world’s oceans to increase, the fish calling those warmer oceans home could become smaller, scientists say. This is due to warmer oceans having less oxygen, and bigger fish requiring more of it. This could lead to issues for the fishing industry, and to food insecurity.

EcoWatch

Source URL:

EcoWatch

Similar Content

Close up of a Jaguar drinking water on a river bank, North Pantanal, Brazil. Photo by Giedrius Stakauskas. Cover of the Global Wetland Outlook 2025 Report

Jul 18, 2025 • CMS • Aquatic Mammals • Aquatic Warbler • Atlantic Turtles • Dugong • High Andean Flamingos • IOSEA Turtles • Monk Seal in the Atlantic • Sharks • Siberian Crane • Slender-billed Curlew • West African Elephants

Migratory Species and Wetlands: Insights from the Global Wetland Outlook 2025

Dec 16, 2019 • ASCOBANS • Atlantic Turtles • CMS • Dugong • IOSEA Turtles • Monk Seal in the Atlantic • Pacific Islands Cetaceans • Sharks • Aquatic Mammals

For the global ocean

Feb 28, 2022 • ASCOBANS • CMS • Dugong • IOSEA Turtles • Pacific Islands Cetaceans • Sharks • Aquatic Mammals

IPCC issues ‘bleakest warning yet’ on impacts of climate breakdown

Mar 01, 2022 • ASCOBANS • CMS • Dugong • IOSEA Turtles • Pacific Islands Cetaceans • Sharks • Aquatic Mammals

Climate change: Five things we've learned from the IPCC report

View all publications

Sharks