Results 51 to 60 of about 991 (193)

Acoustic evidence for topographic blocking on a steep submarine canyon wall

open access: yesLimnology and Oceanography, Volume 71, Issue 6, June 2026.
Abstract Diel vertical migration (DVM) is the largest mass‐movement of animals on Earth, with profound ecological and biogeochemical consequences. DVM has mostly been studied in the open ocean; however, at steep slopes, pelagic animals including vertical migrators must contend with the seafloor, emphasizing the importance of understanding DVM in these ...
Astrid B. Leitner   +5 more
wiley   +1 more source

Abundance of macroplankton and micronekton at station EUMELI-EU, night

open access: yes, 2004
Abundance of macroplankton and micronekton at station EUMELI-EU ...
Andersen, Valérie   +1 more
core   +1 more source

Major Shifts in Pelagic Micronekton and Macrozooplankton Community Structure in an Upwelling Ecosystem Related to an Unprecedented Marine Heatwave

open access: yesFrontiers in Marine Science, 2019
The community structure of pelagic zooplankton and micronekton may be a sensitive indicator of changes in environmental conditions within the California Current ecosystem.
Richard D. Brodeur   +3 more
doaj   +1 more source

Trophic Structure and Sources of Variation Influencing the Stable Isotope Signatures of Meso- and Bathypelagic Micronekton Fishes

open access: yesFrontiers in Marine Science, 2020
To better understand spatiotemporal variation in the trophic structure of deep-pelagic species, we examined the isotope values of particulate organic matter (POM) (isotopic baseline) and seven deep-pelagic fishes with similar diet compositions but ...
Travis M. Richards   +3 more
doaj   +1 more source

Persistent Enhancement of Micronekton Backscatter at the Summits of Seamounts in the Azores [PDF]

open access: yesFrontiers in Marine Science, 2017
Knowledge of the dynamics of micronekton at seamounts is critical to understanding the ecological role of these ecosystems. Active acoustic techniques are an effective tool to monitor the distribution and movements of pelagic organisms. We carried out several day- and nighttime active acoustic surveys over a 3-year period (2009–2011) to characterize ...
Cascão, Irma   +6 more
openaire   +1 more source

Micronekton distribution.

open access: yes, 2015
Observed density of micronekton along 2011, 2013, 2014 cruise transects (a–c, respectively), all 3 cruises combined with the “hotspot” and “off-shore” sites circled (d) and corresponding predicted density of micronekton over the study area from the GAM ...
Melanie Abecassis (454325)   +10 more
core   +1 more source

Acoustic Assessment of the Micronekton Community on the Chatham Rise, New Zealand, Using a Semi-Automated Approach

open access: yesFrontiers in Marine Science, 2019
Micronekton are a key component of the pelagic food web of the Chatham Rise east of New Zealand. The Chatham Rise is an important fishing area for hoki (Macruronus novaezelandiae), New Zealand’s largest finfish fishery, and a predator on mesopelagic fish.
Pablo Christian Escobar-Flores   +2 more
doaj   +1 more source

The Deep‐Sea Preyscapes of Mammalian Top Predators

open access: yesEnvironmental DNA, Volume 8, Issue 3, May–June 2026.
Deep‐sea predator foraging is shaped by prey richness, accessibility, and density. Using eDNA and acoustics, we mapped fish and cephalopod communities across inshore‐offshore gradients around the Azores in foraging habitats of three co‐occurring deep‐diving toothed whales.
Véronique Merten   +13 more
wiley   +1 more source

Abundance of macroplankton and micronekton at station EUMELI-OLIGO, night

open access: yes, 2004
Abundance of macroplankton and micronekton at station EUMELI-OLIGO ...
Andersen, Valérie   +1 more
core   +1 more source

From micronekton to tuna

open access: yes
Tuna fishing accounts for over 70% of GDP in small island countries in the Western and Central Tropical Pacific. However, this activity is threatened by global warming, which could displace or reduce tuna populations.
Menkes, Christophe   +1 more
openaire   +3 more sources

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