On the Conservancy’s flagship preserve, Conservancy field staff photographed an interesting assembly of birds. They are resting on a low island, surrounded by a watered marsh complex. And appear to be pretty content. What is interesting about this scen …

The report from years ago regarding the state of Tri-colored blackbird (Agelaius tricolor) populations in California was foreboding. The message was clear: populations of Tri-colored blackbirds are in trouble, and as one of the NBHCP’s 22 “Covered Spec …

We are so pleased to see one of the NBHCP’s “Covered Species,” the Burrowing owl (Athene cunicularia), back on Conservancy property! Going back 15 years, the owl used to be seen frequently on Conservancy mitigation lands. At the time, we documented too …

The Conservancy has worked hard and spent money trying to improve prey production for the Swainson’s hawk (Buteo swainsoni). The hawk is one of two “primary” species covered under the HCPs. It has our attention due to diminished nest success. We don’t …

Conservancy field personnel captured this close-up of an osprey (Pandion haliaetus) flying overhead from a nearby perch. The photo was taken on Conservancy mitigation land associated with a managed marsh complex. In prior years, some called this specie …

The Conservancy causes the planting of various kinds of crops that promote Swainson’s hawk foraging. One of those crops is alfalfa. In this series of photos, you can see a Conservancy alfalfa field in the process of being harvested. Soon, a Swainson’s …