Researchers in Oregon's Willamette Valley found young native fish thriving in ditches that fill with water during the winter months. The unrecognized habitat meant farmers had been inadvertently raising fish in their fields, in addition to their intended crops, for…
In remote regions of the Peruvian Amazon, extensive gold-mining operations have stirred major environmental concerns over mercury contamination in fish, fish-eating wildlife and humans. In collaboration with the Pulitzer Center on Crisis Reporting, special correspondent Steve Sapienza reports.
NewsHour Correspondent Tom Bearden talks to researchers who are assessing the long-term damage to the Gulf. In Alabama, scientists are examining whether damage done to fish larvae is linked to the oil spill.
Huge swaths of the world's oceans are too starved of oxygen to support shrimp, crabs, fish and other marine life, and these so-called dead zones are growing virtually unchecked, according to a new study.
French wildlife journalist Claire Nouvian has put together a book of newly discovered sea life called "The Deep." Her work demonstrates new techniques scientists are employing to discover and document these creatures.
Two recent reports say the world's fish stock could be depleted in 50 years and global warming could take a severe economic toll on nations if dramatic measures are not undertaken. A science reporter explains.