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griddap | Subset | tabledap | Make A Graph | wms | files | Accessible | Title | Summary | FGDC | ISO 19115 | Info | Background Info | RSS | Institution | Dataset ID | |
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https://erddap.bco-dmo.org/erddap/tabledap/bcodmo_dataset_947753_v1 | https://erddap.bco-dmo.org/erddap/tabledap/bcodmo_dataset_947753_v1.graph | https://erddap.bco-dmo.org/erddap/files/bcodmo_dataset_947753_v1/ | public | [Algal consumption data: Tegula with Cancer productus as the predator] - Algal consumption data from Tegula in the presence of the predator Cancer productus, displaying anti-predatory responses or not within mesocosms at Bodega Marine Lab in 2018 (Trophic consequences of ocean acidification: Intertidal sea star predators and their grazer prey) | To examine the impacts of fear removal on the strength of trophic cascades, we measured the amount of algae (Ulva spp.) consumed by Tegula funebralis that either displayed either an anti-predatory response to its predators, Pisaster ochraceus and Cancer productus, or ignored the predators. Additionally, we used two species of predators with differing consumption rates to test how predator traits might mediate the effect of removal on trophic cascade strength. The experiment was conducted within laboratory mesocosms at Bodega Marine Lab in 2018.\n\nThis dataset reports results for experiments with Cancer productus as the predator. See \"Related Datasets\" section for results from the experiments with Pisaster ochraceus as the predator.\n\ncdm_data_type = Other\nVARIABLES:\nDate (unitless)\nContainers (unitless)\nCrab (unitless)\nSize (millimeters (mm))\nSex (unitless)\nTable (unitless)\nInitial (grams (g))\nFinal (grams (g))\nFinal_shift (grams (g))\nAlgae_consumed (grams (g))\n | https://erddap.bco-dmo.org/erddap/info/bcodmo_dataset_947753_v1/index.htmlTable | https://www.bco-dmo.org/dataset/947753![]() | https://erddap.bco-dmo.org/erddap/rss/bcodmo_dataset_947753_v1.rss | https://erddap.bco-dmo.org/erddap/subscriptions/add.html?datasetID=bcodmo_dataset_947753_v1&showErrors=false&email= | BCO-DMO | bcodmo_dataset_947753_v1 | |||||
https://erddap.bco-dmo.org/erddap/tabledap/bcodmo_dataset_959435_v1 | https://erddap.bco-dmo.org/erddap/tabledap/bcodmo_dataset_959435_v1.graph | https://erddap.bco-dmo.org/erddap/files/bcodmo_dataset_959435_v1/ | public | [Fear behavior with predators: tethered Tegula funebralis in the presence of predator Cancer productus] - Predation data of tethered Tegula funebralis in the presence of predator Cancer productus within laboratory mesocosms at Bodega Marine Lab in 2018 (Trophic consequences of ocean acidification: Intertidal sea star predators and their grazer prey) | To examine the impacts of fear removal on the strength of trophic cascades, we measured predation rates on tethered and untethered Tegula funebralis in the presence of Pisaster ochraceus and Cancer productus. Data from these experiments were used to estimate predation rates on Tegula that did not display a behavioral fear response. Additionally, we used two predator species of differing attack rates to examine how predator identity might influence the loss of fear in a trophic cascade. The experiment was conducted within laboratory mesocosms at Bodega Marine Lab in 2018.\n\nThis dataset reports the results for experiments with Cancer productus as the predator. See related dataset https://www.bco-dmo.org/node/959441 for results with predator Pisaster ochraceus.\n\ncdm_data_type = Other\nVARIABLES:\nDate_local (unitless)\nDay (days)\nTime_local (unitless)\ntime (Iso_datetime_utc, seconds since 1970-01-01T00:00:00Z)\nTable (unitless)\nSize (millimeters (mm))\nTethered (unitless)\nSex (unitless)\nContainers (unitless)\nAlive (unitless)\nAlive_C (unitless)\nProp (unitless)\n | https://erddap.bco-dmo.org/erddap/info/bcodmo_dataset_959435_v1/index.htmlTable | https://osprey.bco-dmo.org/dataset/959435![]() | https://erddap.bco-dmo.org/erddap/rss/bcodmo_dataset_959435_v1.rss | https://erddap.bco-dmo.org/erddap/subscriptions/add.html?datasetID=bcodmo_dataset_959435_v1&showErrors=false&email= | BCO-DMO | bcodmo_dataset_959435_v1 | |||||
log in | [Temp & DO effects on sponges: mesocosm experimental data] - Sponge mesocosm data testing effects of temperature and dissolved oxygen on sponge filtration from experiments conducted (RAPID: Consequences of Rapid Environmental Change on Pelagic-to-Benthic Coupling by Sponges on the Continental USAs only Barrier Reef Ecosystem) | This dataset contains the data from the mesocosm experiments described in the following study description. See the \"Related Datasets\" section for more datasets from this study.\n\nStudy description:\n\nClimate change is quickly altering marine environments by increasing sea surface temperatures and decreasing dissolved oxygen (DO) levels. Although these effects have been well-studied on the declining corals, the impact of temperature and dissolved oxygen extremes on the functional roles of sponges remains primarily unexamined. This study, conducted in the Lower Florida Keys, FL (USA) had two objectives: (1) compare sponge abundance and size distributions on hardbottom before and after the summer 2023 heatwave, and (2) investigate the filtration capacity of eight common sponge species from the Florida Keys with different morphologies (tubular vs. spherical) and microbial associations (HMA vs LMA) in mesocosms that simulated elevated temperature and hypoxic conditions for ~45 minutes. Field surveys by divers at the same 24 sites in May 2023 and June 2024 revealed that the abundance and size of spheroid sponges (e.g., Speciospongia vesparium, Hippospongia lachne) declined after the heatwave, but no noticeable effects were detected among the other species surveyed. The mesocosm experiments revealed tubular and LMA sponges consistently exhibited higher filtration efficiency of high nucleic acid (HNA) bacteria than spherical and HMA sponges under most treatment conditions. Elevated temperatures (2.5 to 5°C above ambient) significantly reduced HNA bacteria filtration capacity in spherical and HMA sponges (-43.6% ± 5.1 to -21.5% ± 4.4), whereas LMA tubular sponges were unfazed (-52.3% ± 11.6% to -62.6% ± 8.8%). The findings imply that future reef communities may shift toward more sponge dominance, particularly by heat and hypoxia-resistant, fast-growing LMA species, potentially altering ecosystem functions like water quality regulation, nutrient cycling, and habitat structure.\n\ncdm_data_type = Other\nVARIABLES:\nDate (unitless)\nDay (days)\nTable (unitless)\nTank (unitless)\n... (49 more variables)\n | BCO-DMO | bcodmo_dataset_969125_v1 |