Results 81 to 90 of about 31,138 (282)

Long‐read sequencing for biodiversity analyses—A comprehensive guide

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract DNA‐based monitoring of biodiversity has revolutionised our ability to describe communities and rapidly assess anthropogenic impacts on biodiversity. Currently established molecular methods for biomonitoring rely heavily on classic metabarcoding utilising short reads, mostly through Illumina data.
Iliana Bista, Alexandra Lino
wiley   +1 more source

Sex group composition, social interaction, and metabolism in the fish Nile tilapia

open access: yesBrazilian Journal of Biology
We tested whether the fish Nile tilapia (Oreochromis niloticus) in a monosex male group spends more energy and displays an agonistic profile, differently from males in male-female groups.
TB. Carvalho, E. Gonçalves-de-Freitas
doaj   +1 more source

Ecophenotypic Variation of Midas Cichlid, Amphilophus citrinellus (Gunther, 1864), in Lake Batur, Bali, Indonesia [PDF]

open access: yesBrazilian Journal of Biology
Cichlid fishes exhibit rapid adaptive radiations with significant diversification rates in response to ecological variability, i.e., ecological opportunity or geographical isolation.
R. Gustiano   +15 more
doaj   +1 more source

RORS: Enhanced Rule-based OWL Reasoning on Spark

open access: yes, 2016
The rule-based OWL reasoning is to compute the deductive closure of an ontology by applying RDF/RDFS and OWL entailment rules. The performance of the rule-based OWL reasoning is often sensitive to the rule execution order.
Feng, Zhiyong   +4 more
core   +1 more source

An intronic transposon insertion associates with a trans-species color polymorphism in Midas cichlid fishes [PDF]

open access: gold, 2022
Claudius F. Kratochwil   +6 more
openalex   +1 more source

Genetic Mapping of Orofacial Traits Reveals a Single Genomic Region Associated With Differences in Multiple Parameters of Jaw Size Between Astyanax mexicanus Surface and Cavefish

open access: yesEvolution &Development, EarlyView.
By performing a genetic association study in cave × surface fish F2 hybrids, we discovered that premaxilla width, dentary length, and maxillary length are all significantly associated with a region on Chromosome 13 containing 109 genes. ABSTRACT The regulation of bone size is a poorly understood and complex developmental process.
Amanda K. Powers   +7 more
wiley   +1 more source

Opsin expression predicts male nuptial color in threespine stickleback. [PDF]

open access: yes, 2018
Theoretical models of sexual selection suggest that male courtship signals can evolve through the build-up of genetic correlations between the male signal and female preference.
Bolnick, Daniel I   +3 more
core   +2 more sources

Global Patterns and Gaps in Research on Salinity Tolerance of Inland Fishes

open access: yesFish and Fisheries, EarlyView.
ABSTRACT Freshwater salinization is an emerging threat impacting approximately one‐third of the world's freshwater bodies. However, the salinity tolerance of many inland fishes remains understudied, despite being a crucial factor in determining species distributions and fitness.
Carlos Cano‐Barbacil   +4 more
wiley   +1 more source

Africa: the FBA connection [PDF]

open access: yes, 1986
Since its inception in the 1930's the Freshwater Biological Association at Windermere, England has been involved in research on African lakes and rivers.
Fryer, G., Talling, J.F.
core  

Sequence Expression of Supernumerary B Chromosomes: Function or Fluff? [PDF]

open access: yes, 2019
B chromosomes are enigmatic heritable elements found in the genomes of numerous plant and animal species. Contrary to their broad distribution, most B chromosomes are non-essential. For this reason, they are regarded as genome parasites.
Akbari, Omar S   +2 more
core   +1 more source

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