Results 121 to 130 of about 5,496 (181)

Trophic interactions of the freshwater jellyfish Craspedacusta sowerbii [PDF]

open access: yes, 2017
The predatory impact and the trophic role of the freshwater jellyfish, Craspedacusta sowerbii, was studied using microcosm and enclosure experiments as well as a 3-year pond survey.
Jankowski, Thomas   +2 more
core  

End-to-End Segmentation and Classification of Zooplankton Using Shadowgraphy and Convolutional Neural Networks

open access: yesSensors
With in situ imaging systems becoming more common, precise, and economically viable, use of these systems has grown dramatically, including both automated classification and biomass estimations.
Andrew Capalbo   +5 more
doaj   +1 more source

Some observations on primary production and plankton biomass along the continental shelf and slope off the northeast coast of India during January 1989 [PDF]

open access: yes, 1996
The present study deals with the quantitative aspects of chlorophyll pigments, primary productivity and plankton biomass from the continental shelf and slope off the northeast coast of India between 16° and 20°N latitudes towards the end of northeast ...
Selvaraj, G S D, Srinivasan, V
core  

Winter 1992 [PDF]

open access: yes, 1992
https://nsuworks.nova.edu/occ_currents/1069/thumbnail ...
NSU Oceanographic Center
core   +2 more sources

Marine life in the North Pacific: the known, unknown, and unknowable [PDF]

open access: yes, 2005
Special Publication 2 On-line version On-line version includes links to the following files (these files are not included into publication): Bacterioplankton [pdf] Phytoplankton [pdf] Zooplankton [pdf] Non-exploited fish and invertebrates [pdf]
Mckinnell, S., Perry, R.I.
core  

Feeding ecology of juvenile Pacific salmon (Oncorhynchus spp.) in a northeast Pacific fjord: diet, availability of zooplankton, selectivity for prey, and potential competition for prey resources [PDF]

open access: yes, 2010
We investigated the feeding ecology of juvenile salmon during the critical early life-history stage of transition from shallow to deep marine waters by sampling two stations (190 m and 60 m deep) in a northeast Pacific fjord (Dabob Bay, WA) between May ...
Bollens, Stephen M.   +4 more
core  

Short communication: Jellyfish of Khuzestan coastal waters and their impact on fish larvae populations [PDF]

open access: yes, 2017
One of the most valuable groups in the food chain of aquatic ecosystems is zooplankton. A large portion of them are invertebrate organisms with great variety of forms and structure, size, habitat and food value.
Dehghan Mediseh, S.   +4 more
core  

Ecological linkages: Marine and estuarine ecosystems of Central and Northern California [PDF]

open access: yes, 2003
Three of California’s four National Marine Sanctuaries, Cordell Bank, Gulf of the Farallones, and Monterey Bay, are currently undergoing a comprehensive management plan review.
Airame, Satie   +2 more
core  

Mnemiopsis leidyi, the new invader of the Baltic Sea: seasonal changes and population dynamics [PDF]

open access: yes, 2008
Javidpour, Jamileh   +3 more
core  

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