Identifying the germ cells during embryogenesis and gametogenesis by germ-line gene vasa in an anadromous fish, American shad Alosa sapidissima.

abstract：:An eco-genetic model tuned on a population of marble trout Salmo marmoratus subject to periodic flood events was used to explore how the evolution of growth rates interacting with density-dependent processes can modify size at age and population structure and in turn influence the resilience of populations. Fish with ...

journal_title：Journal of fish biology

authors： Vincenzi S,Crivelli AJ,Satterthwaite WH,Mangel M

更新日期：2014-07-01 00:00:00

abstract：:Understanding the spatial and environmental variation in demographic processes of fisheries target species, such as coral grouper (Genus: Plectropomus), is important for establishing effective management and conservation strategies. Herein we compare the demography of Plectropomus leopardus and P. laevis between Austr...

journal_title：Journal of fish biology

authors： Payet SD,Lowe JR,Mapstone BD,Pratchett MS,Sinclair-Taylor TH,Taylor BM,Waldie PA,Harrison HB

更新日期：2020-10-01 00:00:00

abstract：:In the Welsh part of the Irish Sea, a method was developed for assessing the sensitivity of different seabed habitats to existing fishing activities, across a range of potential fishing intensities. The resistance of 31 habitats and their associated biological assemblage to damage by 14 categories of fishing activity ...

journal_title：Journal of fish biology

authors： Eno NC,Frid CL,Hall K,Ramsay K,Sharp RA,Brazier DP,Hearn S,Dernie KM,Robinson KA,Paramor OA,Robinson LA

更新日期：2013-10-01 00:00:00

abstract：:The otolith was used to investigate the variability between Aphanopus carbo and Aphanopus intermedius inhabiting the north-eastern Atlantic Ocean. The results indicate a high degree of morphological affinity between species and areas; a noticeable metabolic change in the otolith shape was noted in the specimens of A. ...

journal_title：Journal of fish biology

authors： Tuset VM,Parisi-Baradad V,Lombarte A

更新日期：2013-05-01 00:00:00

abstract：:Laboratory behavioural observation and computational fluid dynamics (CFD) analysis were conducted to examine whether the movement of the elongated dorsal and pelvic spines changed the hydrodynamic drag in white-streaked grouper Epinephelus ongus larvae. The behavioural observation in the tank revealed that the larvae ...

journal_title：Journal of fish biology

authors： Kawabata Y,Nishihara GN,Yamaguchi T,Takebe T,Teruya K,Sato T,Soyano K

更新日期：2014-11-01 00:00:00

abstract：:Monitoring freshwater fish communities in a large human-impacted river is a challenging task. The structure of fish assemblages has been monitored yearly in the Marne and the Seine Rivers, across the Paris conurbation, France, using traditional electrofishing (EF) surveys since 1990, in accordance with the European Wa...

journal_title：Journal of fish biology

authors： Goutte A,Molbert N,Guérin S,Richoux R,Rocher V

更新日期：2020-08-01 00:00:00

abstract：:Ovarian development was examined in relation to size and temperature in late pre-spawning Ammodytes marinus over 5 years. Oocyte diameter was positively related to length indicating that larger females spawned earlier. Age and temperature, whilst accounting for the effect of length, were not found to affect oocyte dev...

journal_title：Journal of fish biology

authors： Boulcott P,Clarke J,Wright PJ

更新日期：2017-07-01 00:00:00

abstract：:An experiment quantified the effect of food ration and spawning number on the breeding season reproductive performance of batch-spawning, female three-spined sticklebacks Gasterosteus aculeatus. Individually housed females were maintained on fixed rations of 2, 4, 8 or 16% of their initial postspawning mass of live en...

journal_title：Journal of fish biology

authors： Wootton RJ,Fletcher DA

更新日期：2009-08-01 00:00:00

abstract：:The primary objectives of this study were to document the macroscopic and histological structure of the alimentary tract (AT) of the convict cichlid Amatitlania nigrofasciata, because there are no data available for this omnivorous freshwater fish of the family Cichlidae. The morphology of the AT of A. nigrofasciata r...

journal_title：Journal of fish biology

authors： Hopperdietzel C,Hirschberg RM,Hünigen H,Wolter J,Richardson K,Plendl J

更新日期：2014-11-01 00:00:00

abstract：:The first record of the smooth puffer Lagocephalus laevigatus from Galician waters (north-west Spain) is reported. Three possible mechanisms of introduction of the specimen are considered: natural displacement, the aquarist trade and transport in ballast water. ...

journal_title：Journal of fish biology

authors： Bañón R,Santás V

更新日期：2011-05-01 00:00:00

abstract：:Round gobies Neogobius melanostomus were observed readily consuming soft tissue from carcasses of larger fishes under both laboratory and field conditions. Consumption normally progressed in a typical sequence, starting with soft and easily accessible tissues such as the eyes, followed by puncture of the abdominal cav...

journal_title：Journal of fish biology

authors： Polačik M,Jurajda P,Blažek R,Janáč M

更新日期：2015-07-01 00:00:00

abstract：:A comparative cytogenetic analysis, using both conventional staining techniques and fluorescence in situ hybridization, of six Indo-Pacific moray eels from three different genera (Gymnothorax fimbriatus, Gymnothorax flavimarginatus, Gymnothorax javanicus, Gymnothorax undulatus, Echidna nebulosa and Gymnomuraena zebra)...

journal_title：Journal of fish biology

authors： Coluccia E,Deidda F,Cannas R,Lobina C,Cuccu D,Deiana AM,Salvadori S

更新日期：2015-09-01 00:00:00

abstract：:A combined study of Alborán Sea Sardina pilchardus larval daily growth and isotopic signature was carried out to elucidate the cause of morphometric differences observed in a single larval school whereby the standard length (L(S)) v. dry mass (M(D)) relationship differentiated a heavier-by-size larval group from a lig...

journal_title：Journal of fish biology

authors： Laiz-Carrión R,Quintanilla JM,Mercado JM,García A

更新日期：2011-10-01 00:00:00

abstract：:Levels of boldness and the degree of aggressiveness were compared in juvenile three-spined sticklebacks Gasterosteus aculeatus that had hatched early and late in the breeding season. The most striking result found in this study was that early hatched individuals were bolder when exploring a novel environment than were...

journal_title：Journal of fish biology

authors： Ruiz-Gomez ML,Huntingford FA

更新日期：2012-08-01 00:00:00

abstract：:Rod spectral sensitivity data (λmax ), measured by microspectrophotometry, were compiled for 403 species of ray-finned fishes in order to examine four hypothesized predictors of rod spectral sensitivity (depth, habitat, diet and temperature). From this database, a subset of species that were known to be adults and ava...

journal_title：Journal of fish biology

authors： Schweikert LE,Caves EM,Solie SE,Sutton TT,Johnsen S

更新日期：2019-07-01 00:00:00

abstract：:The recovery of oxygen uptake to the standard metabolic rate (SMR) following exhaustive chasing exercise in Atlantic salmon Salmo salar parr occurred in three phases (rapid, plateau and slow). The initial recovery phase lasted 0·7 h and contributed 16% to the total excess post-exercise oxygen consumption (EPOC). It wa...

journal_title：Journal of fish biology

authors： Zhang Y,Claireaux G,Takle H,Jørgensen SM,Farrell AP

更新日期：2018-05-01 00:00:00

abstract：:This study has determined the extents and basis for variations in the composition of the prey ingested by the abundant species of a family highly adapted for ambush predation, i.e. Platycephalidae, in a region (south-western Australia) where that family is found in different habitats and environments. Dietary data wer...

journal_title：Journal of fish biology

authors： Coulson PG,Platell ME,Clarke KR,Potter IC

更新日期：2015-03-01 00:00:00

abstract：:In the present study, pop-off data storage tags (pDST) without any transmitting capabilities were attached to 118 adult salmonids in a 19 000 km2 freshwater system (Lake Ontario). The 9·3 cm long cylindrical tags were externally attached to fishes using a backpack-style harness, set to record pressure (dBar ≈ depth in...

journal_title：Journal of fish biology

authors： Raby GD,Johnson TB,Kessel ST,Stewart TJ,Fisk AT

更新日期：2017-12-01 00:00:00

abstract：:Introduced predatory fishes have had consistently severe consequences for native fishes in stream environments around the world, although the drivers of these effects are often unclear. In the Swartkops River headwaters in South Africa, native Eastern Cape redfin Pseudobarbus afer were always absent from sites occupie...

journal_title：Journal of fish biology

authors： Ellender BR,Weyl OLF,Alexander ME,Luger AM,Nagelkerke LAJ,Woodford DJ

更新日期：2018-04-01 00:00:00

abstract：:The swimming behaviour of coral-reef fish larvae from 20 species of 10 different families was tested under natural and artificial sound conditions. Underwater sounds from reef habitats (barrier reef, fringing reef and mangrove) as well as a white noise were broadcasted in a choice chamber experiment. Sixteen of the 20...

journal_title：Journal of fish biology

authors： Parmentier E,Berten L,Rigo P,Aubrun F,Nedelec SL,Simpson SD,Lecchini D

更新日期：2015-05-01 00:00:00

abstract：:According to Signal Detection Theory, the ability to detect a stimulus (discriminability, d') is inversely related to the magnitude of internal and external noise. In this study, downstream moving brown trout Salmo trutta were used to investigate whether external hydrodynamic noise (in this case turbulence) could mask...

journal_title：Journal of fish biology

authors： Kerr JR,Kemp PS

更新日期：2019-07-01 00:00:00

abstract：:Between 2000 and 2002, three artisanal landing sites were sampled in southern Chile, with data on population structure and reproductive development collected from 5477 yellownose skates Zearaja chilensis. Total length (L(T) ) ranged from 33 to 158 cm for females and 34 to 155 cm for males. No sexual dimorphism was evi...

journal_title：Journal of fish biology

authors： Bustamante C,Vargas-Caro C,Oddone MC,Concha F,Flores H,Lamilla J,Bennett MB

更新日期：2012-04-01 00:00:00

abstract：:The chemical composition of common carp Cyprinus carpio asteriscus (vaterite) and lapillus (aragonite) otoliths from the same individual and reflecting the same growth period was measured to (1) determine whether there are differences in the uptake of trace metals (Mg:Ca, Mn:Ca, Sr:Ca and Ba:Ca ) and Sr isotope ratios...

journal_title：Journal of fish biology

authors： Macdonald JI,McNeil DG,Crook DA

更新日期：2012-10-01 00:00:00

abstract：:Eight farmed Atlantic bluefin tuna Thunnus thynnus were tagged with temperature and depth transmitters inserted in chub mackerels Scomber colias to characterize their digestive activity, feeding physiology and behaviour in captivity. Results obtained in the experiment can be used to optimize daily T. thynnus feeding s...

journal_title：Journal of fish biology

authors： Díez G,Moreno G,Galaz T,Dagorn L,Murua J

更新日期：2017-06-01 00:00:00

abstract：:This study evaluated Atlantic salmon Salmo salar smolt survival through the lower Penobscot River, Maine, U.S.A., and characterized relative differences in proportional use and survival through the main-stem of the river and an alternative migration route, the Stillwater Branch. The work was conducted prior to removal...

journal_title：Journal of fish biology

authors： Stich DS,Bailey MM,Zydlewski JD

更新日期：2014-10-01 00:00:00

abstract：:Wild, downstream-migrating cutthroat trout, Oncorhynchus clarkii clarkii, smolts and adults were captured at a weir in Big Beef Creek, Hood Canal, Washington, surgically implanted with acoustic tags and tracked to identify spring and summer movements using stationary receivers in order to test the assumption that the ...

journal_title：Journal of fish biology

authors： Goetz FA,Baker B,Buehrens T,Quinn TP

更新日期：2013-11-01 00:00:00

abstract：:A scavenging interaction between the arrow tooth eel Synaphobranchus kaupii and the Portuguese dogfish Centroscymnus coelolepis, both ubiquitous components of fish assemblages at bathyal depths, was observed. Using a baited camera between 1297 and 2453 m in the eastern Atlantic Ocean continental slope, it was shown th...

journal_title：Journal of fish biology

authors： Jamieson AJ,Fujii T,Bagley PM,Priede IG

更新日期：2011-07-01 00:00:00

abstract：:The oxygen consumption (MO2) of two groups of 10° C acclimated steelhead trout Oncorhynchus mykiss was measured for 72 h after they were given a 100 µl kg(-1) intraperitoneal injection of formalin-killed Aeromonas salmonicida (ASAL) or phosphate-buffered saline (PBS). In addition, plasma cortisol levels were measured ...

journal_title：Journal of fish biology

authors： Zanuzzo FS,Urbinati EC,Nash GW,Gamperl AK

更新日期：2015-07-01 00:00:00

abstract：:Experimental tanks were used to observe predatory effects in three different size classes of Mozambique tilapia Oreochromis mossambicus (one of the world's most widespread exotic species and generally regarded to be a herbivore or both herbivore and detritivore) when tested against 10 juvenile Australian freshwater fi...

journal_title：Journal of fish biology

authors： Doupé RG,Knott MJ,Schaffer J,Burrows DW

更新日期：2009-07-01 00:00:00

abstract：:Global warming is having a significant impact around the world, modifying environmental conditions in many areas, including in zones that have been thermally stable for thousands of years, such as Antarctica. Stenothermal sedentary intertidal fish species may suffer due to warming, notably if this causes water freshen...

journal_title：Journal of fish biology

authors： Vargas-Chacoff L,Dann F,Paschke K,Oyarzún-Salazar R,Nualart D,Martínez D,Wilson JM,Guerreiro PM,Navarro JM

更新日期：2021-01-16 00:00:00