16 research outputs found

    Summary statistics and ancillary data of published single driver-response relationships in pelagic marine ecosystems

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    We created a database of published single driver-response relationships in marine pelagic ecosystems that were deemed significant based on p values ≤ 0.05 or were included in best-fit models identified through model selection. Multiple summary statistics were recorded (when available) in the database in an effort to explore variation in driver-response relationships in the present study and to be made available for researchers for future studies. The summary statistics include published or derived shapes of the relationships (linear, non-linear or specific functional forms), sample size, quantitative estimates of ecological thresholds, p values, R^2, deviance explained, correlation and regression coefficients, and model covariates (if multivariate model). In addition, we collected ancillary data on study characteristics to explore the variation in driver-response relationships and to identify the most robust papers with respect to statistical methods. The ancillary data in our database include ecosystem type (enclosed bay or sea, coastal pelagic, continental shelf and continental slope/oceanic), local region, ocean basin, large marine ecosystem, temporal scale of study, functional level (i.e., individual, population, community) and species trophic level (TL 1-4) of ecological response, primary productivity (mgC/mg2/day) and the statistical methods used by the authors. Estimates of species trophic level and primary productivity were obtained from the Sea Around Us Project (http://www.seaaroundus.org/). See Supplement Table S1 for additional description of data columns. The references in the database are cross-referenced with Table S1 Literature Cited.docx

    Primary anthropogenic drivers.

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    <p>Distributions of primary proximate anthropogenic drivers by island for the main Hawaiian Islands ordered from north to south. Box plots represent minimum, 1<sup>st</sup> quartile, mean, 3<sup>rd</sup> quartile, and maximum for each continuous driver, and categorical drivers (i.e. presence) are histograms of frequency of occurrence. Drivers include (A) total commercial catch for all gears combined (kg/ha), (B) total non-commercial catch for all gears combined (kg/ha), (C) sediment (Tons/yr/ha), (D) nitrogen flux from OSDS (g/day/km<sup>2</sup>), (E) invasive fish, (F) invasive algae, (G) habitat modification (proportion of reef area with presence), (H) new development (unitless).</p

    Non-commercial shore-based fishing.

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    <p>Maps of the final continuous spatial layers for non-commercial shore-based fishing catch (kg/ha) on the Kohala coast of the Island of Hawai‘i. Maps depict the average annual catch of reef fish by non-commercial shore-based fishing with line, spear, and net gears (left to right, respectively). Inset maps on each panel show examples of Marine Protected Areas (MPAs) with different gear restrictions. Only MPAs that completely prohibit use of the respective gears are shown on each panel. Upper inset = Lapakahi Marine Life Conservation District (MLCD): zone 1 is full no take, zone 2 allows line and net fishing but prohibits spearfishing. Lower inset = Waialea Bay MLCD: line fishing is allowed but spear and net are prohibited.</p
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