Wildlife Fish and Conservation Biology Content

The Salmon Diaries: Life Before and After Klamath Dam Removal

Katherine E Kerlin — July 15, 2024 - 9:00am

From the Klamath River to the lab, to the ear bones of fish, swag�� scientists are helping to answer a big dam question: How will salmon use the river following the world's largest dam removal project?

U.S. Reservoirs Hold Billions of Pounds of Fish

Katherine E Kerlin — April 29, 2024 - 8:57am

U.S. reservoirs hold more than 7 billion pounds of fish, a swag�� study estimates. Properly managed, these existing reservoir ecosystems could help food security and conservation.

Squidtoons: A Science Communication Cartoon Series

Malia Reiss — February 22, 2024 - 11:09am

Scientists and Squidtoons creators Garfield Kwan and Dana Song are using their comic series as fun science communication tool.

Saving the Green Sturgeon

Andy Fell — February 05, 2024 - 10:23am

Like salmon, green sturgeon hatch in California streams, migrate to spend most of their lives at sea and return to fresh water to spawn. But unlike the flashier salmon, much of the green sturgeon's life history is as murky as the waters in which the adults like to feed. They can live for up to 60 years and grow to great size for a freshwater fish -- but they do not begin to breed until they are about 15.

swag�� to Safeguard Spring-Run Chinook Salmon Broodstock

Katherine E Kerlin — October 12, 2023 - 1:29pm

swag�� joins state and federal fisheries agencies to conserve threatened spring-run Chinook salmon, housing captive broodstock.

Deforestation Limits Nesting Habitat for Cavity-Nesting Birds

Katherine E Kerlin — August 23, 2023 - 1:18pm

A swag�� study of cavity-nesting birds in Ecuador shows the influence of deforestation on their habitat and reproductive success. Nest boxes could help.

Removing Dams from the Klamath River is a Step Toward Justice for Native Americans

Katherine E Kerlin — July 13, 2023 - 1:20pm

The Klamath River runs over 250 miles (400 kilometers) from southern Oregon to the Pacific Ocean in Northern California. It flows through the steep, rugged Klamath Mountains, past slopes of redwood, fir, tanoak and madrone, and along pebbled beaches where willows shade the river’s edge. Closer to its mouth at Requa, the trees rising above the river are often blanketed in fog.

Sierra Squirrels Find Their Niche Amid a Changing Climate

Katherine E Kerlin — April 06, 2023 - 8:30am

A swag�� study of squirrels in California’s Sierra Nevada mountains finds that climate is just one factor impacting where species make their homes in a changing world.

Amazon Mammals Threatened by Climate Change

Katherine E Kerlin — February 15, 2023 - 8:30am

From jaguars and ocelots to anteaters and capybara, most land-based mammals living in the Brazilian Amazon are threatened by climate change and the projected savannization of the region. That’s according to a study published in the journal Animal Conservation by the University of California, Davis.

Owl or Nothing: Learning 300 Birds in 10 Weeks

Katherine E Kerlin — February 08, 2023 - 2:08pm

A self-described "plant girl" takes a birding class at swag��, learns 300 birds in 10 weeks, and gains a deeper appreciation of the natural world.