Coupled genomic evolutionary histories as signatures of organismal innovations in cephalopods: co-evolutionary signatures across levels of genome organization may shed light on functional linkage and origin of cephalopod novelties [PDF]
© The Author(s), 2019. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Ritschard, E. A., Whitelaw, B., Albertin, C. B., Cooke, I. R., Strugnell, J.
Albertin, Caroline B. +5 more
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Towards an eDNA assay for decapodiform cephalopods [PDF]
Assessing the distribution and diversity of cephalopods using traditional approaches (standard fishing, market collection, and DNA barcoding) is time-consuming. Environmental DNA (eDNA) assays are non-invasive, fast, and can capture the diversity of the species of interest using a specific primer-set.
Gustavo Sanchez +1 more
openaire +2 more sources
Natural Habitat and Wild Behaviors of the Dwarf Cuttlefish, <i>Ascarosepion bandense</i>. [PDF]
Gibbons et al. performed a field study to characterize the dwarf cuttlefish—a popular aquarium and research cephalopod—in its natural habitat. They observed dynamic camouflage, social behaviors, and use of an expanded color palette in wild animals compared to laboratory animals.
Gibbons CJ +11 more
europepmc +2 more sources
The Diverse Morphology of Decapodiform Cephalopods: A Summer Lecture [PDF]
Today, the need for marine education has been declared for the conservation of marine life and the marine environment. Understanding the diversity of marine life is essential, especially since there are many organisms that live in the sea. The first step in understanding biodiversity is to follow your interest in exploring many different kinds of life.
Ayano Omura, Yuzuru Ikeda
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Unveiling unselective fishing in China: A nationwide meta‐analysis of multispecies fisheries
Abstract Understanding and managing fishery selectivity to target species and desirable size are instrumental to fisheries management. China, as the world's largest producer of marine capture fisheries, has been widely perceived to possess unselective domestic fisheries.
Ming Sun, Yunzhou Li, Yong Chen
wiley +1 more source
Every hooked beak is maintained by a prey: Ecological signal in cephalopod beak shape
Read the free Plain Language Summary for this article on the Journal blog. Abstract Beaks are among the few hard parts of coleoid cephalopods and are informative for species identification. Although mandible shape has been shown to be adaptive in many vertebrate taxa, it has been suggested that the shape of coleoid beaks does not bear any ecological ...
Marjorie Roscian +7 more
wiley +1 more source
A real‐world dataset and data simulation algorithm for automated fish species identification
Developing high‐performing machine learning algorithms requires large amounts of annotated data for training. Manual annotation of data is labour‐intensive, and the cost/ effort needed is an important obstacle to the development and deployment of automated analysis.
Vaneeda Allken +3 more
wiley +1 more source
The influence of biotic and abiotic factors on the bacterial microbiome of gentoo penguins (Pygoscelis papua) in their natural environment. [PDF]
The microbiome is a key factor in the health, well-being, and success of vertebrates, contributing to the adaptive capacity of the host. However, the impact of geographic and biotic factors that may affect the microbiome of wild birds in polar ...
Kaczvinsky C +7 more
europepmc +3 more sources
Topographical distribution of visual cell nuclei in the retina in relation to the habitat of five species of Decapodiformes (Cephalopoda) [PDF]
Studies of retinal histology of fish have established that the position of an area of high cell density reflects both the habitat and feeding behaviour. Here, we discuss potential relationships between biology, specifically behaviour and ecology, and visual axes (estimated from density of visual cell nuclei) in five species of Decapodiformes.
Akihiko Makino, Taeko Miyazaki
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The functional-morphological adaptive strategy of digestive organs of decapodiform cephalopods
The digestive organs in decapodiform cephalopod species morphologically vary by individual lifestyle. We examined the following six species of adult decapodiformes cephalopods representing different habitats: Todarodes pacificus, Loligo bleekeri, Loligo edulis, Watasenia scintillans (pelagic), Sepia lycidas and Euprymna morsei (benthic). L.
OMURA, Ayano, ENDO, Hideki
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