Results 71 to 80 of about 21,297 (256)

Composición de especies y diversidad de peces en tres cuerpos de agua en la cuenca alta del río Itaya

open access: yesCiencia Amazónica (Iquitos), 2013
En el presente trabajo se describe sobre la diversidad en tres cuerpos de agua de la cuenca alta del río Itaya, concesión de conservación de la universidad científica del Perú, en una evaluación rápida en los meses de junio y julio del 2012.
Javier del Águila Chávez   +3 more
doaj   +3 more sources

Feeding ecology of invasive Perccottus glenii (Perciformes, Odontobutidae) in Slovakia

open access: yes, 2018
Stomach contents of 331 specimens of Perccottus glenii (Perciformes: Odontobutidae) were ana - lysed. Chironomids and ephemeropterans dominated the diet of all size classes of fish; however, the frequency of crustaceans was also high.
J. Kosco   +3 more
semanticscholar   +1 more source

Morphological study of the gastrointestinal tract of Larimichthys crocea (Acanthopterygii: Perciformes)

open access: yesZoologia (Curitiba), 2018
The present study aimed to investigate the macroscopic and histological structure of the gastrointestinal tract (GIT) of Larimichthyscrocea (Richardson, 1846).
H. Kalhoro   +5 more
semanticscholar   +1 more source

Evolução de padrões comportamentais em Gymnogeophagus Miranda-Ribeiro, 1918 (Pisces, Perciformes, Cichlidae) [PDF]

open access: yes, 2002
Tese (doutorado) - Pontifícia Universidade Católica do Rio Grande do Sul, Faculdade de ...
Santos, Walter Luis Alves dos
core  

Partners or passengers? Revisiting the association between diatoms and aquatic animals

open access: yesBiological Reviews, EarlyView.
ABSTRACT Numerous studies have revealed the importance of research on the communities capable of colonizing animal surfaces (epibionts) and the animals on which they live (basibionts). Very few studies have considered epizoic diatoms, and there are gaps and biases in our knowledge, including the choice of basibionts, the methods used, and the habitats ...
Gianluca Vacca   +2 more
wiley   +1 more source

The Suborders of Perciform Fishes

open access: yesProceedings of the United States National Museum, 1968
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +4 more sources

Resurrection of Lethrinus scoparius Gilchrist & Thompson, 1908 (Perciformes: Lethrinidae), from South African waters

open access: yes, 2022
Holleman, Wouter, Gouws, Gavin (2022): Resurrection of Lethrinus scoparius Gilchrist & Thompson, 1908 (Perciformes: Lethrinidae), from South African waters. Zootaxa 5174 (5): 551-567, DOI: 10.11646/zootaxa.5174.5.
Holleman, Wouter, Gouws, Gavin
core   +1 more source

Genome Expansion of ZPB1(a) and ZPC1(a) in Basal Species or Liver Expression of ZPB1a and ZPC1aa in Advanced Species, Two Different Strategies to Ensure Sufficient ZP Synthesis in Teleosts

open access: yesIntegrative Zoology, EarlyView.
We found that teleosts employed two different strategies to ensure sufficient ZP (zona pellucida) synthesis: expansion of ZPB1(a) and ZPC1(a) in basal species or liver expression of ZPB1a and ZPC1aa in advanced species. The N‐terminus of expanded ZPB1(a) or ZPC1(a) and liver‐expressed ZPB1a contains repeated units or low‐complexity regions to form ...
Tian Gao   +8 more
wiley   +1 more source

Metabarcoding replicate detection frequency tracks ddPCR copy number for cod and herring eDNA in ancient marine sediments

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Detecting environmental DNA (eDNA) from rare or low‐abundance aquatic species remains a major challenge, particularly when it is highly degraded, present at low concentrations, and dominated by DNA from non‐target taxa. These challenges are further amplified in sedimentary ancient DNA (sedaDNA) studies, where thousands of years can degrade ...
Elena Baños   +3 more
wiley   +1 more source

The complete mitochondrial genome sequence of Abudefduf Bengalensis (Perciformes; Pomacentridae)

open access: yesMitochondrial DNA. Part B. Resources, 2018
The complete mitochondrial genome of marine fish Abudefduf bengalensis was sequenced by the high throughput sequencing method. The genome of this species is 16,776 bp in length, consisting of 13 protein-coding genes, 22 tRNA genes, two rRNA genes and one
Wei Shi, Hairong Luo, Hui Yu
doaj   +1 more source

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