Results 31 to 40 of about 1,504 (124)

Evaluating and Advancing the Use of Shore‐Based Observers for Scientific Sampling and Catch Verification in High‐Volume Fisheries

open access: yesFisheries Management and Ecology, EarlyView.
ABSTRACT Shore‐based observers are increasingly being used in place of at‐sea observers to monitor and sample commercial fisheries catch. However, few evaluations assess whether these programs meet their stated goals or how to optimize them, and industry data are rarely tested for accuracy despite serving as the foundation for catch accounting. Using a
Christian Gredzens   +2 more
wiley   +1 more source

Cephalopod Brains: An Overview of Current Knowledge to Facilitate Comparison With Vertebrates. [PDF]

open access: yes, 2018
Cephalopod and vertebrate neural-systems are often highlighted as a traditional example of convergent evolution. Their large brains, relative to body size, and complexity of sensory-motor systems and behavioral repertoires offer opportunities for ...
Giovanna Ponte   +4 more
core   +2 more sources

High-Density Genetic Linkage Map of the Southern Blue-ringed Octopus (Octopodidae: Hapalochlaena maculosa) [PDF]

open access: yes, 2022
Genetic linkage maps provide a useful resource for non-model genomes and can aid in genome reassembly to form more contiguous pseudo-chromosomes. We present the first linkage map of any cephalopod, H. maculosa, composed of 47 linkage groups (LG). A total
Cooke, Ira R.   +6 more
core   +2 more sources

Excitation–contraction coupling reflects the metabolic profile of mantle muscle in young cuttlefish (Sepia officinalis)

open access: yesInvertebrate Biology, Volume 143, Issue 3, September 2024.
Abstract The mantle muscle of common cuttlefish, Sepia officinalis, is responsible both for high‐magnitude and rapid movements for locomotion, as well as sustained ventilation, which require specific metabolic, electrophysiological, and structural organization. Young cuttlefish have a highly oxidative phenotype and a rapid growth rate.
Neal I. Callaghan   +8 more
wiley   +1 more source

Tactical tentacles: new insights on the processes of sexual selection among the Cephalopoda [PDF]

open access: yes, 2019
The cephalopods (Mollusca: Cephalopoda) are an exceptional class among the invertebrates, characterised by the advanced development of their conditional learning abilities, long-term memories, capacity for rapid colour change and extremely adaptable ...
Huffard, Christine L., Morse, Peter
core   +1 more source

Responses of Gross's stinkfish, Callionymus grossi (Ogilby 1910) to perceived threats

open access: yesAustral Ecology, Volume 49, Issue 6, June 2024.
Abstract Predator avoidance is critical to fish survival and yet multiple types of predator response are rarely recorded at the level of individuals let alone studied in detail. Behaviour of an individual adult male dragonet, Gross's stinkfish Callionymus grossi (Ogilby 1910) (Family Callionymidae) was observed over the course of four consecutive daily
Brendan C. Ebner
wiley   +1 more source

Molluscan Taxonomy [PDF]

open access: yes, 2017
The molluscs belong to the large and diverse phylum Mollusca, which includes a variety of familiar animals well-known as decorative shells or as seafood.
Mohamed, K S, Venkatesan, V, Vidya, R
core  

Desenvolvimento ontogenético da coroa braquial em cefalópodes [PDF]

open access: yes, 2022
Orientadora: Érica Alves González VidalMonografia (graduação) - Universidade Federal do Paraná, Campus Pontal do Paraná, Centro de Estudos do Mar, Curso de Graduação em Oceanografia.Inclui referênciasResumo : Os cefalópodes possuem grande diversidade ...
Regmont, Gabrielle Araujo Rêgo
core  

Larval ascaridoid nematodes in horned and musky octopus (Eledone cirrhosa and E. moschata) and longfin inshore squid (Doryteuthis pealeii): Safety and quality implications for cephalopod products sold as fresh on the Italian market [PDF]

open access: yes, 2020
The aim of this study was to evaluate the occurrence, infection level and distribution of ascaridoid larvae in cephalopod products sold in Italy. Data on the species most commonly commercialized as whole and fresh on the Italian market were collected ...
Armani Andrea   +5 more
core   +1 more source

Decapodiform cephalopods in focus: A case study on natural history illustration book creation

open access: yesPedagogical Research
Decapodiform cephalopods are ecologically significant marine animals known for their vivid coloration, complex behaviors, and key roles in trophic webs. Despite their importance, public recognition of these species in Japan remains limited. This study aims to enhance public awareness of decapodiform cephalopods by developing a science picture book that
Ayano Omura   +2 more
openaire   +1 more source

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