Results 31 to 40 of about 711,915 (200)

Stereo-video landers can rapidly assess marine fish diversity and community assemblages

open access: yesFrontiers in Marine Science
Climate change and anthropogenic stressors affect the distribution, abundance, and diversity of fish communities across the world. To understand rapidly changing biotic communities, resource managers need a method to quickly and efficiently document ...
Kinsey E. Matthews   +5 more
doaj   +1 more source

High‐frequency and long‐term observations of eDNA from imperiled salmonids in a coastal stream: Temporal dynamics, relationships with environmental factors, and comparisons with conventional observations

open access: yesEnvironmental DNA, 2022
A greater understanding of eDNA behavior in the environment is needed before it can be employed for ecosystem monitoring applications. The objectives of this study were to use autonomous sampling to conduct long‐term, high‐frequency monitoring of the ...
Ryan T. Searcy   +10 more
doaj   +1 more source

Exploring Global Texts with Picturebook Codes in Elementary Classrooms

open access: yesWOW Stories, 2020
Elementary teachers at J.E. Moss Elementary explore the critical use of global texts in the classroom with a focus on analyzing the significance of illustrations in literature, as well as the interplay between the illustrations and the text. They created
Alexandra Hammond   +4 more
doaj  

Distinct Effects of Lexical and Semantic Competition during Picture Naming in Younger Adults, Older Adults, and People with Aphasia

open access: yesFrontiers in Psychology, 2016
Producing a word requires selecting among a set of similar alternatives. When many semantically related items become activated, the difficulty of the selection process is increased.
Allison E. Britt   +3 more
doaj   +1 more source

The development and deployment of a maintenance operations safety survey [PDF]

open access: yes, 2016
Objective: Based on the line operations safety audit (LOSA), two studies were conducted to develop and deploy an equivalent tool for aircraft maintenance: the maintenance operations safety survey (MOSS).
Braithwaite, Graham, Langer, Marie
core   +1 more source

Forage Species Swarm in Response to Coastal Upwelling

open access: yesGeophysical Research Letters, 2019
We observed the distribution and identity of forage species to infer behavioral changes in response to intraseasonal variation in the coastal upwelling ecosystem of Monterey Bay, California.
Kelly. J. Benoit‐Bird   +2 more
doaj   +1 more source

(5S)-5-[(4aR,8aS,9E,11S,13R,14S,16R,17R,19S)-11,19-Dihydroxy-8,10,13,16-tetramethyl-18-methylidene-3,4,5,6,8a,11,12,13,14,15,16,17,18,19,20,21-hexadecahydro-2H-14,17-epoxybenzo[2,3]cyclohexadeca[1,2-b]pyridine-7-yl]-3-methylfuran-2(5H)-one (12-Methylgymnodimine B)

open access: yesMolbank, 2016
A new member of the gymnodimine class of spiroimine toxins has been isolated from a laboratory culture strain of Alexandrium ostenfeldii. Extensive one-dimensional (1D) and two-dimensional (2D) NMR data analysis was used to elucidate its structure as 12 ...
Wendy Strangman   +3 more
doaj   +1 more source

Moss and underlying soil bacterial community structures are linked to moss functional traits

open access: yesEcosphere, 2023
Mosses are among the first colonizing organisms after glacier retreat and can develop into thick moss mats during later successional stages. They are key players in N2 fixation through their microbiome, which is an important process for nutrient buildup ...
Ingeborg J. Klarenberg   +4 more
doaj   +1 more source

Methodological considerations in longitudinal morphometry of traumatic brain injury

open access: yesFrontiers in Human Neuroscience, 2013
Traumatic brain injury (TBI) has recently been reconceptualized as a chronic, evolving disease process. This new view necessitates quantitative assessment of post-injury changes in brain structure that may allow more accurate monitoring and prediction of
Junghoon eKim   +3 more
doaj   +1 more source

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