Jayson R. Smith

ORCID: 0000-0003-0250-3392
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About
Contact & Profiles
Research Areas
  • Marine and coastal plant biology
  • Marine Biology and Ecology Research
  • Coastal wetland ecosystem dynamics
  • Coral and Marine Ecosystems Studies
  • Marine Bivalve and Aquaculture Studies
  • Coastal and Marine Management
  • Anesthesia and Sedative Agents
  • Non-Invasive Vital Sign Monitoring
  • Anesthesia and Neurotoxicity Research
  • Animal Disease Management and Epidemiology
  • Musicology and Musical Analysis
  • Speech and Audio Processing
  • Blind Source Separation Techniques
  • Advanced Data Compression Techniques
  • Aeolian processes and effects
  • Music and Audio Processing
  • Echinoderm biology and ecology
  • Aquatic Invertebrate Ecology and Behavior
  • Innovative Approaches in Technology and Social Development
  • Smart Cities and Technologies
  • Respiratory Support and Mechanisms
  • Geology and Paleoclimatology Research
  • Intensive Care Unit Cognitive Disorders
  • Emotions and Moral Behavior
  • Marine Ecology and Invasive Species

California State Polytechnic University
2012-2024

Johns Hopkins University
2024

University of California, Irvine
2022

California State University, Fullerton
2005-2012

University of California, Los Angeles
2006-2010

Women & Children's Hospital of Buffalo
2010

Disease outbreaks can have substantial impacts on wild populations, but the often patchy or anecdotal evidence of these impedes our ability to understand outbreak dynamics. Recently however, a severe disease occurred in group very well-studied organisms–sea stars along west coast North America. We analyzed nearly two decades data from coordinated monitoring effort at 88 sites ranging southern British Columbia San Diego, California with 2 near Sitka, Alaska better effects sea star wasting...

10.1371/journal.pone.0192870 article EN public-domain PLoS ONE 2018-03-20

Mussel beds along the wave-exposed coast of eastern North Pacific Ocean serve as an important habitat, harboring a high diversity species. A comparison California mussel bed community in 2002 to historical data (1960s 1970s) revealed large declines (mean loss 58.9%), including some >141 species (~80% loss). Concurrent work inconsistent changes populations (biomass and thickness) coast, suggesting that may be related large-scale processes rather than local habitat destruction. Potential...

10.1890/0012-9658(2006)87[1153:ddimbc]2.0.co;2 article EN Ecology 2006-05-01

Sargassum horneri (Turner) C. Agardh, 1820 is a fast growing brown alga native to shallow reefs of eastern Asia. It has spread aggressively throughout southern California, USA, and Baja Mexico since it was discovered in the Pacific 2003 poses major threat sustainability marine ecosystems this region. Here we present chronology rapid geographic expansion S. discuss factors that potentially influence its spread.

10.3391/bir.2015.4.4.02 article EN cc-by BioInvasions Records 2015-11-01

Previous research has indicated that many rocky intertidal macrophyte communities in southern California, and other locations around the world, have shifted from larger, highly productive, fleshy seaweeds toward a smaller, less disturbance‐tolerant flora. In widespread decline are ecologically important, canopy‐forming, brown seaweeds, such as California rockweed species Silvetia compressa . Restoration efforts common for depleted biogenic habitats, but restoration within zones, particularly...

10.1111/j.1526-100x.2010.00717.x article EN Restoration Ecology 2010-07-20

Background: We prospectively assessed the efficacy and side effects of four sedation techniques in our dental clinic: oral midazolam, intranasal (IN) IN midazolam combined with transmucosal fentanyl citrate (OTFC), sufentanil. Materials & Methods: With IRB approval, a nonrandomized open label study moderate children undergoing surgery was administered during 6 -month period. The regimen rotated daily at anesthesiologist's discretion. Each monitored by research nurse who quality frequency...

10.1111/j.1460-9592.2010.03402.x article EN Pediatric Anesthesia 2010-09-17

Abstract Although long‐term ecological stability is often discussed as a community attribute, it typically investigated at the species level (e.g. density, biomass), or univariate metric diversity). To provide more comprehensive assessment of stability, we used multivariate similarity approach that included all and their relative abundances. We data from 74 sites sampled annually 2006 to 2017 examine broad temporal spatial patterns change within rocky intertidal communities along west coast...

10.1111/1365-2656.13504 article EN Journal of Animal Ecology 2021-05-17

Coding of facial expressions is a simple, fast, inexpensive, and straightforward method to complement self-report research. This approach particularly relevant for assessing psychological factors such as positive emotion that may be susceptible biases. The goals this paper are 1) provide convincing evidence well-validated should used in research 2) information about specific coding techniques investigators who looking incorporate these methods into their We discuss the value, strengths,...

10.1080/17439760.2022.2036796 article EN The Journal of Positive Psychology 2022-02-13

Abstract Foundation species, such as trees, corals, grasses, oysters, and rockweeds, must be common abundant to effectively modify the physical environment increase biodiversity by buffering environmental stress. Yet many of these important species have been declining due disease, climate change, other factors. A prime example is precipitous population decline marine which attributed increased urbanization its accompanying impacts. Rockweeds provide three‐dimensional habitat in harsh rocky...

10.1002/ecs2.4411 article EN cc-by Ecosphere 2023-03-01

Foundation species are essential to ecosystem function, but their role as habitat providers is predicated on spatial dominance. Worldwide, kelps, seagrasses, corals, and other marine foundation have declined. This true also for rockweeds, the canopy-forming analog of subtidal kelp forests in temperate rocky intertidal ecosystems. On west coast North America, dense beds rockweed Silvetia compressa occur across large biogeographic regions, benefitting numerous by ameliorating physical stress...

10.3389/fevo.2024.1291310 article EN cc-by Frontiers in Ecology and Evolution 2024-02-15

Abstract The ecological impacts of introduced seaweeds have been relatively understudied. Current research suggests that seaweed invasions often result in alterations native marine communities and disruptions normal ecosystem functioning, but the effects on can vary among invasive species, habitats over small large spatial scales. In this study, Sargassum muticum , a non‐native brown alga into southern California, USA several decades ago, were examined by comparing community structure rocky...

10.1111/maec.12335 article EN Marine Ecology 2015-12-14
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