Results 71 to 80 of about 5,097 (203)

The impacts of biological invasions

open access: yesBiological Reviews, Volume 101, Issue 3, Page 1255-1310, June 2026.
ABSTRACT The Anthropocene is characterised by a continuous human‐mediated reshuffling of the distributions of species globally. Both intentional and unintentional introductions have resulted in numerous species being translocated beyond their native ranges, often leading to their establishment and subsequent spread – a process referred to as biological
Phillip J. Haubrock   +42 more
wiley   +1 more source

How are coastal benthos fed?

open access: yesLimnology and Oceanography Letters, 2017
Water movement can influence the distribution of benthos, in part, by increasing food delivery; however, the impact of advective transport and turbulent diffusion on organic matter flux to nearshore benthic communities is not well quantified.
James T. Waples   +2 more
doaj   +1 more source

One Assay to Rule Them All: Development of a Global Environmental DNA Tool to Support Range‐Wide Surveys of an Imperiled Sawfish and Its Application in the Eastern Tropical Pacific

open access: yesEcology and Evolution, Volume 16, Issue 6, June 2026.
To identify promising locations where Largetooth Sawfish, Pristis pristis, may persist, a novel species‐specific Droplet Digital PCR (ddPCR) assay was designed capable of detecting a single copy of DNA, with in silico and in vitro validation experiments indicating functionality across the species' historical range.
Juan C. Cubillos‐M   +12 more
wiley   +1 more source

Studying of Trachurus trachurus (Linnaeus, 1758) Population Reproductive Dynamics in the Eastern Moroccan Mediterranean

open access: yesEcology and Evolution, Volume 16, Issue 6, June 2026.
Horse mackerel (Trachurus trachurus) populations along the eastern Moroccan Mediterranean coast were studied over 12 months using 390 specimens to assess reproductive ecology. The species showed two spawning periods—late winter to early spring and summer—and exhibited fractional spawning, with males being more predominant.
Hanae Nasri   +8 more
wiley   +1 more source

Influence of environmental factors on the dynamics of macrobenthic crustaceans on soft-bottoms of the Ebro Delta continental shelf (northwestern Mediterranean)

open access: yesScientia Marina, 2011
Short-term temporal variability in infaunal crustacean communities was evaluated against environmental variability. The area of study was located at two stations at 45 and 60 m depth under the influence of the Ebro River.
Silvia de Juan, Joan E. Cartes
doaj   +1 more source

Reef fish assemblages impacted by sponges overgrowing corals

open access: yesEcosphere, Volume 17, Issue 6, June 2026.
Abstract Numerous stressors are driving long‐term declines in coral cover on coral reefs, significantly impacting reef fish biodiversity and community structure. The benthic space made available by declining coral cover is often occupied by increases in other organisms, including macroalgae, encrusting ascidians, and sponges.
Saúl González‐Murcia   +3 more
wiley   +1 more source

BRIGHT LIFE IN THE BENTHOS [PDF]

open access: yesJournal of Experimental Biology, 2012
![Figure][1] Sinking through the inky ocean, it would seem that there is little light at depth: but you'd be wrong. ‘In the mesopelagic realm [200–1000 m] bioluminescence [light produced by animals] is very common’, says Sonke Johnsen from Duke University, USA, explaining that ...
openaire   +1 more source

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

Spatial and temporal changes in macrobenthic communities in the Amazon coastal zone (Guajará Estuary, Brazil) caused by discharge of urban effluents

open access: yesScientia Marina, 2012
Spatial and temporal changes in the structure of soft-bottom macrobenthic communities caused by discharges of urban wastewater were studied in the Guajará Estuary, Amazon coastal zone, Brazil.
Daiane Aviz   +2 more
doaj   +1 more source

A global assessment of abyssal–hadal vermiform lebensspuren: Functional consistency with depth

open access: yesLimnology and Oceanography, Volume 71, Issue 6, June 2026.
Abstract Lebensspuren—sedimentary traces produced by benthic organisms—are widespread on deep‐sea floors but remain infrequently reported from abyssal (~ 3000–6000) and hadal (> 6000 m) environments. Here, we present the most comprehensive assessment of abyssal–hadal vermiform lebensspuren to date, spanning multiple ocean basins and reaching full‐ocean
Denise J. B. Swanborn   +2 more
wiley   +1 more source

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