Results 61 to 70 of about 29,769 (224)

Amathillopsidae (Crustacea: Amphipoda) from New Zealand, including the description of a new species

open access: yesRecords of the Australian Museum, 2023
Amathillopis lowry, a new species of the family Amathillopsidae is described from the south west Pacific. In situ images show this amphipod species new to science clinging to a stalked sponge in 4600-metre depth.
Anne-Nina Lörz, Rachael A. Peart
doaj   +1 more source

Flow variability and macroinvertebrates jointly regulate stream periphyton and metabolism: Insights from experimental stream mesocosms

open access: yesLimnology and Oceanography, Volume 71, Issue 1, January 2026.
Abstract Climate change profoundly alters riverine flow regimes and community composition, affecting key ecosystem functions. We used an experimental mesocosm approach to examine how gradual flow velocity reduction (Experiment 1) and flushing events (Experiment 2) influence periphyton community composition and metabolism, with and without a ...
Flavia Tromboni   +13 more
wiley   +1 more source

The coastal talitroid amphipods of New Caledonia (Amphipoda: Talitroidea)

open access: yesRecords of the Australian Museum, 2023
One new genus and three species of talitrid amphipods are described from New Caledonia: Chroestia amoa sp. nov., Talorchestia spinipalma (Dana, 1852), Thiorchestia caledoniana gen. et sp. nov.
James K. Lowry, Lucia Fanini
doaj   +1 more source

Iphimediidae of New Zealand (Crustacea, Amphipoda) [PDF]

open access: yes, 2013
New Zealand species of Iphimediidae, Amphipoda, are revised. Based on new material from the Chatham Rise, east of New Zealand, two new species are described in detail: Labriphimedia meikae sp. nov. and Labriphimedia martinae sp. nov.
Coleman, Charles Oliver   +1 more
core   +3 more sources

A new stenothoid (Crustacea: Amphipoda: Stenothoidae) from a shallow water hydroid polyp in British Columbia, Canada

open access: yesRecords of the Australian Museum, 2023
A new stenothoid species is described from a hydroid polyp in British Columbia, Canada. The new species is provisionally assigned to Metopa as M. insolita sp. nov., pending revision of this genus.
Anne Helene S. Tandberg, Wim Vader
doaj   +1 more source

The macroinvertebrate seedbank promotes community persistence in temporary rivers across climate zones [PDF]

open access: yes, 2013
1. Aquatic macroinvertebrates inhabiting temporary rivers are typically described as having low resistance to riverbed drying. However, little research has examined the ‘seedbank’ within dry riverbed sediments, which comprises aquatic life stages that ...
Datry, T, Stubbington, R
core   +2 more sources

Plant‐derived environmental DNA reveals fine‐scaled community differentiation in grassland arthropods

open access: yesEcological Applications, Volume 35, Issue 8, December 2025.
Abstract The loss of plant diversity in grasslands is implicated as one of the main causes of arthropod decline. The loss of a single plant species can have a cascading effect on specialized arthropod species. It is thus critical to expand our understanding of plant–arthropod interactions.
Lisa Mahla   +5 more
wiley   +1 more source

The complete mitochondrial genomes of two amphipod species of the genus Grandidierella (Crustacea: Amphipoda)

open access: yesMitochondrial DNA. Part B. Resources, 2020
The complete mitochondrial genome sequences of Grandidierella rubroantennata and G. fasciata were determined in this study. The mitochondrial genomes were 14,469 bp and 14,656 bp in length and consisted of 37 mitochondrial genes (13 PCGs, 2 rRNAs, and 22
Kyoshiro Hiki   +2 more
doaj   +1 more source

Factors affecting intraspecific diet variation of ducklings: Niche partitioning in a heterogeneous landscape?

open access: yesEcosphere, Volume 16, Issue 12, December 2025.
Abstract Variability in resource use within populations of free‐ranging animals can influence demographic and evolutionary processes. Yet in many ecological systems, the extent of intra‐population variation in the resources that animals consume and the environmental factors that contribute to this variance remain poorly understood. For example, dietary
Adam J. Dubour   +3 more
wiley   +1 more source

A preliminary study on the feeding regime of European pilchard (Sardina pilchardus Walbaum 1792) in Izmir Bay, Turkey, Eastern Aegean Sea [PDF]

open access: yes, 2005
The gut contents of Sardina pilchardus specimens captured in Izmir Bay were examined in order to determine their feeding regimes. Of the 365 stomachs examined, 321 (87.95%) contained food and 44 (12.05%) were empty. Analysis of gut contents verified that
Bayhan, B., Sever, T.M., Taskavak, E.
core  

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