Results 101 to 110 of about 20,818 (273)

First record of Nubensia nubens (Edwards, 1929) (Diptera: Chironomidae) for Bulgaria

open access: yesCHIRONOMUS Journal of Chironomidae Research, 2020
Nubensia nubens (Edwards 1929) is reported for the first time in Bulgaria from two lowland rivers, tributaries of the Danube (eastern Europe). Larvae of the species were found incidentally in samples collected for an ichthyological study, in the gut ...
Dimitriy Antonov Dashinov   +1 more
doaj   +1 more source

Dopaminergic Neurons in the Zebrafish Subpallium Belong to the Extended Medial Amygdala

open access: yesJournal of Comparative Neurology, Volume 533, Issue 8, August 2025.
We identify directly adjacent to the pallial–subpallial boundary a pax6a‐negative dorsal Vdd2 portion of the zebrafish larval subpallium that develops into the extended medial amygdala (EMeA). Zebrafish subpallial dopaminergic neurons that locate to Vdd2 belong to the EMeA and form a heterogeneous group differentially expressing calbindin2a and ...
Daniel Armbruster   +2 more
wiley   +1 more source

Diet composition and food overlap of Acestrorhynchus britskii and A. lacustris (Characiformes: Acestrorhynchidae) from Sobradinho reservoir, São Francisco river, Bahia State - doi: 10.4025/actascibiolsci.v33i4.7240

open access: yesActa Scientiarum: Biological Sciences, 2011
Fish diet studies contribute to understanding resource partitioning and community trophic structure. The present paper characterizes the diet of “peixe-cachorro” species Acestrorhynchus britskii and A.
Aline Alves Ferreira da Rocha   +4 more
doaj   +1 more source

Protein changes as robust signatures of fish chronic stress: a proteomics approach to fish welfare research [PDF]

open access: yes, 2020
Background Aquaculture is a fast-growing industry and therefore welfare and environmental impact have become of utmost importance. Preventing stress associated to common aquaculture practices and optimizing the fish stress response by ...
Cerqueira, Marco   +7 more
core  

Cardiac myoglobin deficit has evolved repeatedly in teleost fishes [PDF]

open access: yes, 2014
Peer reviewedPublisher ...
Collins MR   +3 more
core   +2 more sources

Data on macrobenthic prey from an essential western gray whale feeding habitat, Sakhalin Island, Russia, 2001–2015

open access: yesData in Brief, 2019
Data in this article presents data (means and standard deviations) for prey biomass from essential feeding habitats for the endangered western gray whale.
Arny L. Blanchard   +6 more
doaj   +1 more source

The iNaturalist Species Classification and Detection Dataset [PDF]

open access: yes, 2018
Existing image classification datasets used in computer vision tend to have a uniform distribution of images across object categories. In contrast, the natural world is heavily imbalanced, as some species are more abundant and easier to photograph than ...
Adam, Hartwig   +8 more
core   +2 more sources

The Reproductive Season of the Highland Stoneroller, Campostoma spadiceum, Evidenced by Museum Specimens [PDF]

open access: yes, 2019
The Highland Stoneroller (Campostoma spadiceum) was described as a distinct species in 2010. Since then, the only study specific to this species is a survey of distribution, and nothing is known about reproduction.
Robison, Henry   +2 more
core   +3 more sources

Complete mitochondrial genome of Korean endemic species, Iksookimia yongdokensis (Actinopterygii, Cypriniformes, Cobitidae)

open access: yesMitochondrial DNA. Part B. Resources, 2020
Iksookimia yongdokensis (Actinopterygii, Cypriniformes, Cobitidae) is known as endemic freshwater fish species in Korea. The total length of I. yongdokensis mitogenome is 16,640 bp, consisting of 13 protein-coding genes (PCGs), 22 tRNAs, 2 rRNAs, and 1 ...
Philjae Kim, Jeong-Ho Han, Seung Lak An
doaj   +1 more source

Spawning Behavior in Hemitremia flammea (Actinopterygii: Cyprinidae)

open access: yesVirginia journal of science, 2001
Spawning behavior in Hemitremia flammea (Flame chub) is described from observations made in the field and laboratory. Spawning in the field occurred over clean gravel (size range=18-25 mm) at water temperatures from 12.8-14.4 C. Spawning in the laboratory occurred over clean gravel (11.3 mm) at water temperatures from 18.3-20 C.
Maurakis, Eugene G.   +2 more
openaire   +3 more sources

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