Results 61 to 70 of about 55,909 (191)

Increase in Fish Production Through Bottom-Up Trophic Linkage in Coastal Waters Induced by Nutrients Supplied via Submarine Groundwater

open access: yesFrontiers in Environmental Science, 2019
Submarine groundwater is richer in nutrients compared to surface (river) water and therefore has been considered to be an essential component of biological production in marine coastal ecosystems.
Koji Fujita   +8 more
doaj   +1 more source

Marine recreational fisheries statistics survey for northern and central California, Quarterly Report no. 11, January to March 1982 [PDF]

open access: yes, 1988
Field intercept Marine Recreational Fisheries Statistics Survey (MRFSS) data for central and northern California, collected in January to March 1982, is presented in a data report format.
Karpov, Konstantin A.   +1 more
core   +2 more sources

Trophic lengthening triggered by filamentous, N2‐fixing cyanobacteria disrupts pelagic but not benthic food webs in a large estuarine ecosystem

open access: yesEcology and Evolution
Eutrophication, increased temperatures and stratification can lead to massive, filamentous, N2‐fixing cyanobacterial (FNC) blooms in coastal ecosystems with largely unresolved consequences for the mass and energy supply in food webs.
Markus Steinkopf   +4 more
doaj   +1 more source

Marine recreational fisheries statistics survey for northern and central California, Quarterly Report no. 2, October to December, 1979 [PDF]

open access: yes, 1987
Field intercept Marine Recreational Fisheries Statistics Survey (MRFSS) data for central and northern California, collected in October to December 1979, is presented in a data report format.
Karpov, Konstantin A.   +2 more
core  

Relationship between biomarker responses and contaminant concentration in selected tissues of flounder (Platichthys flesus) from the Polish coastal area of the Baltic Sea

open access: yesOceanologia, 2008
Previous studies in the Gulf of Gdańsk discussed the responses of selected enzymatic biomarkers to the contaminant gradient in fish and mussels. In the present study, flounder muscle and liver tissues were analyzed for polychlorinated biphenyls (PCB ...
Magdalena Podolska, Dorota Napierska
doaj  

Marine recreational fisheries statistics survey for northern and central California, Quarterly Report no. 10, October to December, 1981 [PDF]

open access: yes, 1988
Field intercept Marine Recreational Fisheries Statistics Survey (MRFSS) data for central and northern California, collected in October to December. 1981, is presented in a data report format.
Karpov, Konstantin A.   +1 more
core  

The effect of a 24-hour photoperiod on the survival, growth and swim bladder inflation of pre-flexion yellowfin tuna (Thunnus albacares) larvae [PDF]

open access: yes, 2011
The effects of two different continuous photoperiod regimes on survival, growth and swim bladder inflation of pre-flexion yellowfin tuna (Thunnus albacares) larvae were investigated. Each photoperiod regime was tested twice with a different larval cohort
A. McIntyre   +43 more
core   +2 more sources

Synchronously Mature Intersex Japanese Flounder (Paralichthys olivaceus): A Rare Case

open access: yesAnimals
Japanese flounder is usually gonochoristic, with gonads that are either testes or ovaries. Here, we report an unusual case of hermaphroditism in Japanese flounder captured from the Bohai Sea.
Tian Han   +10 more
doaj   +1 more source

TANK COLOR IMPACTS PERFORMANCE OF CULTURED FISH [PDF]

open access: yesCroatian Journal of Fisheries, 2008
Tank color impacts marine fish larval performance, as dark tanks appear to provide contrast that allows larvae to better visualize live and artificial prey.
Ewen McLean   +3 more
doaj  

Molecular biomarkers and toxic consequences of impact by organic pollution in aquatic organisms [PDF]

open access: yes, 1994
Organic contaminants are readily bioaccumulated by aquatic organisms. Exposure to and toxic effects of contaminants can be measured in terms of the biochemical responses of the organisms (i.e. molecular biomarkers).
Förlin, L.   +2 more
core  

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