Loligo Opalescens
Effects of temperature on escape jetting in the squid Loligo opalescens
... In Loligo opalescens, a sudden visual stimulus (flash) elicits a stereotyped, short-latency escape response that is controlled primarily by the giant axon system at 15 ...
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Role of prey capture experience in the development of the escape response in the squid Loligo opalescens: a physiological correlate in an identified neuron
... Adult Loligo opalescens Berry were collected in Monterey Bay, California, USA, and allowed to spawn in circular tanks (2.5 m×1 m) supplied with flow-through natural sea water (13–16 °C). Five to ten cases ...
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Patterns Of Circular And Radial Mantle Muscle Activity in Respiration and Jetting of the Squid Loligo Opalescens
... The muscle activity pattern consists of a discrete burst of radial muscle potentials just prior to the activation of the circular muscles hyper-inflation, as well as a discrete burst of [r] ...
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Behavioral Responses to Chemical Stimulation of the Olfactory Organ in the Squid Loligo Opalescens
... Efficacy of naturally occurring substances in eliciting escape jets in behavioral experiments when pressure-ejected onto the olfactory organ Positive test responses Substance 1:20 Ink.. [r] ...
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Allometry measurements from in situ video recordings can determine the size and swimming speeds of juvenile and adult squid Loligo opalescens (Cephalopoda: Myopsida)
... diameter. Loligo opalescens is obviously adept at avoiding midwater trawl nets, when compared to captures by purse seines, where individual boats can haul >100 tons in one night ...
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Mass spectrometric survey of peptides in cephalopods with an emphasis on the FMRFamide related peptides
... other putative peptides are common in two species, whereas some peaks are unique for one species. For example, a mass spectral peak at m/z 1425 is present in both the pallial nerve from Sepia officinalis and the PCL from ...
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Dynamic biophotonics: female squid exhibit sexually dimorphic tunable leucophores and iridocytes
... (formerly Loligo) opalescens (Berry 1911): bright stripes of iridescent iridocytes on the mantle below the fins and a white stripe of leucophores centered between the fins on the dorsal ...
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A comparison of propagated action potentials from tropical and temperate squid axons: different durations and conduction velocities correlate with ionic conductance levels
... of Loligo opalescens were collected from the Santa Monica Bay (near Los Angeles, California, USA) during January and February 1997 from waters at approximately 13 ...of Loligo pealei were collected ...
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Energy storage by passive elastic structures in the mantle of sepia officinalis
... squid Loligo opalescens, and calculated that the energy that can be stored in this way represented a significant fraction of the work done by the circular muscle fibres during active ...
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Description and quantification of developmental abnormalities in a natural Sepioteuthis australis spawning population (Mollusca: Cephalopoda)
... Mature loliginid squid typically aggregate in coastal waters to mate and spawn, e.g. Loligo opalescens (Mc- Gowan 1954), L. pealei (Arnold 1962), L. vulgaris reynaudii (Sauer et al. 1993), Sepioteuthis ...
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Myogenic activity and serotonergic inhibition in the chromatophore network of the squid Dosidicus gigas (family Ommastrephidae) and Doryteuthis opalescens (family Loliginidae)
... Controls were performed by incubating samples in secondary antibodies without first exposing them to any primary antibodies. No labeling was observed in such experiments. Controls for double- labeling experiments were ...
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The mechanics of locomotion in the squid Loligo pealei: locomotory function and unsteady hydrodynamics of the jet and intramantle pressure
... fluid pressure at some position, m, in the mantle cavity volume flow rate; out of the mantle cavity is positive position along a particular streamline position at the jet orifice along a[r] ...
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Differential impacts of ocean acidification and warming on winter and summer progeny of a coastal squid (Loligo vulgaris)
... the European squid, Loligo vulgaris, has an extended spawning season with two peaks – a major one in February and a minor one in June/July (Moreno et al., 2009), which implies that squid hatched in these distinct ...
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Individual migration of mesentodermal cells in the early embryo of the squid Loligo vulgaris: in vivo recordings combined with observations with TEM and SEM
... Int I Dt'\" BioI '3 ~R7 ~9tl (ILJH9) ~ Origill III Arlid,' Individual migration of mesentodermal cells in the early embryo of the squid Loligo vulgaris in vivo recordings combined with observations wi[.] ...
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Minimum inhibitory concentration of squid ink Loligo sp. extract on growth of Staphylococcus aureus and Streptococcus mutans bacteria
... Methods: This research is a pure experimental study (true experimental design) with a randomized pretest-posttest control group design. Squid ink Loligo sp. extract, obtained by extracting squid ink Loligo ...
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Muscular Activity of the Mantle of Sepia and Loligo (Cephalopoda) During Respiratory Movements and Jetting, and Its Physiological Interpretation
... Diagrammatic representation of the changes in shape of a block of mantle muscle in which one dimension L remains constant, a thickening as a result of contraction of circular fibres cm a[r] ...
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Active Compounds on Squid (Loligo sp.) Ink Extract Powder as Immunostimulant Candidate to Against Shrimp Disease
... This research was conducted in July to August 2019 at the Aquaculture Laboratory of Disease and Health Fish Division and Laboratory of Fisheries and Marine Resources Exploration (Faculty of Fisheries and Marine Sciences, ...
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Sex Distinction By its Morphologic View of European Squid (Loligo vulgaris Lamarck, 1798)
... Loligo vulgaris’te cinsiyet ayırımı ergin birey- lerde kolaylıkla yapılabilir; olgun dişilerin şiş- manlığı silindir biçimli erkeklerden belirgindir. Naef (1923) dişilerde manto uzunluğunun eninin 5 katı iken ...
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Spectral and spatial properties of polarized light reflections from the arms of squid (Loligo pealeii) and cuttlefish (Sepia officinalis L )
... Polarized light patterns of reflected light appear on the surfaces of many animals, including insects, crustaceans and cephalopod molluscs, where they are often used in biological signaling (Cronin et al., 2003). The ...
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Peripheral injury induces long term sensitization of defensive responses to visual and tactile stimuli in the squid Loligo pealeii, Lesueur 1821
... squid, Loligo pealeii , to the approach and contact of an innocuous filament applied to different parts of the body both before and after injury to the distal third of one arm, we show that a cephalopod expresses ...
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