The Delta’s Most Wanted

Invasive species are not only a nuisance to managers and landowners, they also cause serious problems for native plants and animals. These tenacious trespassers can severely alter Read More…

A Happy Accident: Restoration at Liberty Island

Habitat restoration is a big undertaking in California’s highly modified Sacramento-San Joaquin Delta, with many projects taking years, if not decades, to plan and implement before seeing Read More…

Disrupting the Delta Food-Web

When it comes to alien invaders (also known as invasive species) in the Sacramento-San Joaquin Delta, the most damaging species generally fall into two categories: ecosystem engineers Read More…

California’s Delta History

Imagine a verdant, marshy landscape filled with tule elk and pronghorn antelope cautiously grazing while keeping an eye out for the occasional grizzly bear wandering by. In Read More…

Armed and dangerous

Easily identifiable by the antler-like projections on their gill covers, Pacific staghorn sculpin (Leptocottus armatus) are common in estuaries along the Pacific coast from Alaska to Baja Read More…