Results 1 to 10 of about 3,644,032 (224)

Chinook salmon and green sturgeon migrate through San Francisco Estuary despite large distortions in the local magnetic field produced by bridges. [PDF]

open access: yesPLoS One, 2017
Empirical evidence exists that some marine animals perceive and orient to local distortions in the earth's main static geomagnetic field. The magnetic fields produced by undersea electric power cables that carry electricity from hydrokinetic energy ...
Klimley AP, Wyman MT, Kavet R.
europepmc   +2 more sources

Monitoring Turbidity in San Francisco Estuary and Sacramento–San Joaquin Delta Using Satellite Remote Sensing [PDF]

open access: yesJournal of the American Water Resources Association, 2021
Ted R. Sommer   +2 more
exaly   +2 more sources

Seagrass and Oyster Reef Restoration in Living Shorelines: Effects of Habitat Configuration on Invertebrate Community Assembly

open access: yesDiversity, 2021
Restoration projects provide a valuable opportunity to experimentally establish foundational habitats in different combinations to test relative effects on community assembly.
Cassie M. Pinnell   +3 more
doaj   +1 more source

Feeding habits and novel prey of larval fishes in the northern San Francisco Estuary

open access: yesEnvironmental DNA, 2021
Food limitation can dampen the survival and growth of fish species during early development. To investigate prey diversity important to the planktivorous larval longfin smelt (Spirinchus thaleichthys) and Pacific herring (Clupea pallasii) from the San ...
Michelle J. Jungbluth   +5 more
doaj   +1 more source

Assessing anthropogenic risk to sea otters (Enhydra lutris nereis) for reintroduction into San Francisco Bay [PDF]

open access: yesPeerJ, 2020
Southern sea otters have been actively managed for their conservation and recovery since listing on the federal Endangered Species Act in 1977. Still, they remain constrained to a geographically small area on the central coast of California relative to ...
Jane Rudebusch   +3 more
doaj   +2 more sources

Temporal and spatial variation in population structure among brooding sea stars in the genus Leptasterias

open access: yesEcology and Evolution, 2021
Temporal genetic studies of low‐dispersing organisms are rare. Marine invertebrates lacking a planktonic larval stage are expected to have lower dispersal, low gene flow, and a higher potential for local adaptation than organisms with planktonic ...
Laura M. Melroy, C. Sarah Cohen
doaj   +1 more source

Using Satellite AIS to Analyze Vessel Speeds Off the Coast of Washington State, U.S., as a Risk Analysis for Cetacean-Vessel Collisions

open access: yesFrontiers in Marine Science, 2020
Most species of whales are vulnerable to vessel collisions, and the probability of lethality increases logistically with vessel speed. An Automatic Identification System (AIS) can provide valuable vessel activity data, but terrestrial-based AIS has a ...
Nathan C. Greig   +7 more
doaj   +1 more source

Age‐ and sex‐related dietary specialization facilitate seasonal resource partitioning in a migratory shorebird

open access: yesEcology and Evolution, 2021
Dietary specialization is common in animals and has important implications for individual fitness, inter‐ and intraspecific competition, and the adaptive potential of a species. Diet composition can be influenced by age‐ and sex‐related factors including
Laurie A. Hall   +4 more
doaj   +1 more source

Interactions Between Temperature Variability and Reproductive Physiology Across Traits in an Intertidal Crab

open access: yesFrontiers in Physiology, 2022
Thermal extremes alter population processes, which can result in part from temperature-induced movement at different spatial and temporal scales. Thermal thresholds for animal movement likely change based on underlying thermal physiology and life-history
Emily K. Lam   +11 more
doaj   +1 more source

Application of a New Shore-Based Vessel Traffic Monitoring System Within San Francisco Bay

open access: yesFrontiers in Marine Science, 2020
Vessel traffic management systems can be employed for environmental management where vessel activity may be of concern. One such location is in San Francisco Bay where a variety of vessel types transit a highly developed urban estuary. We analyzed vessel
Samantha Cope   +8 more
doaj   +1 more source

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