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Brad J. Gemmell
Affiliation:
University of South Florida (USF)
Address:
Department of Integrative Biology
4202 E. Fowler Ave
Tampa, FL
USA 33620
ORCiD:
0000-0001-9031-6591
Activities reported for Brad J. Gemmell:
Program coordination
None
Project coordination
Dynamic sinking behavior in diatoms: New insights from individual-based high resolution video observations
(Diatom Dynamic Sinking)
Co-Principal Investigator
Collaborative Research: Quantifying the trophic roles of epipelagic ctenophores
(Ocean Ctenos)
Principal Investigator
NSFGEO-NERC: Collaborative Research: Novel imaging, physiology and numerical approaches for understanding biologically mediated, unsteady sinking in marine diatoms
(Unsteady diatom sinking)
Lead Principal Investigator
Deployment coordination
None
Datasets
Project:
Collaborative Research: Quantifying the trophic roles of epipelagic ctenophores
Dataset
Version Date
Current State
Quantified Ocyropsis spp. gut content observations from the Gulf Stream during June 2021 (Ocean Ctenos project)
Co-Principal Investigator
2024-01-26
Final no updates expected
Observed digestion times of Ocyropsis spp. collected from the Gulf Stream during June 2021 (Ocean Ctenos project)
Co-Principal Investigator
2024-01-26
Preliminary and in progress
Lobate ctenophore in situ swimming velocities and morphometrics sampled off of Woods Hole, Massachusetts and the Kona coast of Hawaii, USA from 2019 to 2022
Principal Investigator
2023-05-18
Final no updates expected
Pleurobrachia bachei morphology and swimming parameters from samples collected at the Oregon Institute of Marine Biology, Coos Bay, Charleston, OR, in July 2018
Principal Investigator
2023-04-28
Final no updates expected
Project:
Collaborative Research: Comparative feeding by gelatinous grazers on microbial prey
Dataset
Version Date
Current State
Tail wave amplitude from 5 high-speed video frames at 3 temperatures from Oikopleura dioica particle tracking experiments conducted in December 2015
Principal Investigator
2023-06-22
Final no updates expected
Inlet particle speeds from 5 high-speed video frames at 3 temperature treatments from Oikopleura dioica particle tracking experiments conducted in December 2015
Principal Investigator
2023-06-15
Final no updates expected
Filter area measurements from Oikopleura dioica tail beat kinematics and particle tracking experiments conducted in December 2015
Principal Investigator
2023-06-15
Final no updates expected
Tail beat frequency in the appendicularian Oikopleura dioica during particle tracking experiments comprised of three temperature treatments conducted in December 2015
Principal Investigator
2023-06-15
Final no updates expected
Project:
Dynamic sinking behavior in diatoms: New insights from individual-based high resolution video observations
Dataset
Version Date
Current State
Coscinodiscus sinking behavior under various light and nutrient conditions from April 2019
Principal Investigator
2019-08-13
Final no updates expected
Videos of coscinodiscus sinking behavior in light and dark conditions from experiments in June 2017
Principal Investigator
2018-10-26
Final no updates expected
Project:
Linking Propulsive Morphology, Swimming Behavior and Sensory Perception by Marine Planktonic Protists to their Trophic Roles within Marine Food Webs
Dataset
Version Date
Current State
Ciliate escape response micro-PIV data collected from the North Atlantic and Gulf of Mexico from 2011-2014 (Protist Behavior and Imposed Flow project)
Contact
2016-01-25
Final no updates expected
Ciliate escape response micro-PIV videos collected in the North Atlantic and Gulf of Mexico from 2011-2014 (Protist Behavior and Imposed Flow project)
Contact
2016-01-25
Final no updates expected
Particle image velocimetry data of swimming in two species of tailed ciliates collected from the North Atlantic and Gulf of Mexico from 2011-2014 (Protist Behavior and Imposed Flow project)
Contact
2016-01-22
Final no updates expected
Copepod swimming particle image velocimetry raw videos collected from the North Atlantic and Gulf of Mexico from 2011-2014 (Protist Behavior and Imposed Flow project)
Contact
2016-01-25
Final no updates expected