Description of a new Pimelodella (Siluriformes: Heptapteridae) species with a discussion on the upper pectoral girdle homology of Siluriformes.

abstract：:Petroleuciscus ninae sp. nov. is described from the Büyük Menderes River drainage. The new species is distinguished by having a black lateral stripe from head to base of caudal fin, stripe distinct anteriorly and posteriorly, wider than eye diameter; numerous black pigments on anal-fin rays; body depth at dorsal-fin o...

journal_title：Journal of fish biology

authors： Turan D,Kalayci G,Kaya C,Bektaş Y,Küçük F

更新日期：2018-04-01 00:00:00

abstract：:Isotopic composition of (87) Sr:(86) Sr and natural elemental tracers (Sr, Ba, Mg, Mn and Ca) were quantified from otoliths in juvenile and adult Chinook salmon Oncorhynchus tshawytscha to assess the ability of otolith microchemistry and microstructure to reconstruct juvenile O. tshawytscha rearing habitat and growth....

journal_title：Journal of fish biology

authors： Bourret SL,Kennedy BP,Caudill CC,Chittaro PM

更新日期：2014-11-01 00:00:00

abstract：:The goals of the present study were to investigate the feeding rates of Scartella cristata, accounting for different water temperature regimes, and to analyse spatial and seasonal variations in its diet. The feeding rate of S. cristata was higher in warmer waters and was not correlated with season. A typical herbivoro...

journal_title：Journal of fish biology

authors： Mendes TC,Villaça RC,Ferreira CE

更新日期：2009-11-01 00:00:00

abstract：:By using freshwater fish stocking information from the Mexican government, this work described the current situation of the national stocking and its associated fishery policy. There is a lack of effective freshwater stocking programmes as a result of limited fisheries management, unharmonized fisheries regulations an...

journal_title：Journal of fish biology

authors： Ibáñez AL,Pérez-Ramírez M,García-Calderón JL

更新日期：2014-12-01 00:00:00

abstract：:Evidence of facultative corallivory is documented in three species of obligate coral-dwelling gobies (genus Gobiodon) based on the presence of spirocysts in gut contents. Coral-dwelling gobies also consumed a broad range of other items with gut contents dominated by algae, invertebrates and amorphous material. Dietary...

journal_title：Journal of fish biology

authors： Brooker RM,Munday PL,Ainsworth TD

更新日期：2010-06-01 00:00:00

abstract：:We explored patterns, rates and unexpected socio-ecological consequences of tooth replacement in serrasalmids and characids of the Peruvian Amazon using microcomputed tomography. Of 24 specimens collected in February 2019, representing a mix of red-bellied piranha Pygocentrus nattereri, redeye piranha Serrasalmus rhom...

journal_title：Journal of fish biology

authors： Stuart CE,Green SJ,Vernygora O,LeBlanc ARH,Bertschi MH,Brown M

更新日期：2020-11-29 00:00:00

abstract：:Variation in the body morphology of juvenile brown trout Salmo trutta was studied for both wild and hatchery-reared individuals from the same gene pool. The thin-plate spline (TPS) method by pointing landmarks was used to characterize juveniles from their natal environment, the River Kuusinkijoki in eastern Finland, a...

journal_title：Journal of fish biology

authors： Vehanen T,Huusko A

更新日期：2011-11-01 00:00:00

abstract：:An elasmobranch survey of sub-tropical Hervey Bay, Australia, captured the slit-eye shark Loxodon macrorhinus at only one of three sites sampled. The dietary composition of this small shark species was compared to the prey communities within Hervey Bay to test whether prey availability was driving this observation. Di...

journal_title：Journal of fish biology

authors： Gutteridge AN,Bennett MB,Huveneers C,Tibbetts IR

更新日期：2011-05-01 00:00:00

abstract：:Whether time of seaward migration of young Atlantic salmon Salmo salar influences their subsequent survival and growth was investigated in the River Imsa, south-western Norway. Salmo salar were tagged when moving downstream through a trap near the outlet between 1976 and 2010 and recaptured on their adult return. Most...

journal_title：Journal of fish biology

authors： Jonsson N,Jonsson B

更新日期：2014-05-01 00:00:00

abstract：:A genetic study to support morphometric analyses was used to improve the description and validate the Patagonian seahorse Hippocampus patagonicus (Syngnathidae) on the basis of a large number of specimens collected in the type locality (San Antonio Bay, Patagonia, Argentina). DNA sequence data (from the cytochrome b r...

journal_title：Journal of fish biology

authors： González R,Dinghi P,Corio C,Medina A,Maggioni M,Storero L,Gosztonyi A

更新日期：2014-02-01 00:00:00

abstract：:The reproductive cycle of seven common species (Gobius paganellus, Gobius bucchichi, Gobius cobitis, Parablennius sanguinolentus, Salaria pavo, Tripterygion tartessicum and Symphodus roissali) on rocky shores in the Gulf of Cadiz and their relationship with the sea surface temperature (SST) is analysed. Partial data o...

journal_title：Journal of fish biology

authors： Compaire JC,Casademont P,Gómez-Cama C,Soriguer MC

更新日期：2018-02-01 00:00:00

abstract：:During low-water period, freshwater stingray Paratrygon aiereba collected in the whitewater (WW) of the River Amazon showed higher urea content, osmolality, Na(+) and Cl(-) concentrations in plasma and perivisceral fluid than those caught in blackwater (BW) of the River Negro. Gills and kidney Na(+)-K(+)-ATPase activi...

journal_title：Journal of fish biology

authors： Duncan WP,Costa OT,Araújo ML,Fernandes MN

更新日期：2009-03-01 00:00:00

abstract：:Size and age estimates at sexual maturity were determined for 162 male and 273 female little skates Leucoraja erinacea collected from the western Gulf of Maine. Maturity ogives suggest that 50% maturity in females occurs at age 9.5 years and 480 mm total length (LT), whereas 50% maturity in males occurs at a slightly ...

journal_title：Journal of fish biology

authors： Cicia AM,Driggers WB 3rd,Ingram GW Jr,Kneebone J,Tsang PC,Koester DM,Sulikowski JA

更新日期：2009-11-01 00:00:00

abstract：:The reproductive cycles of three mullet species from the Eastern Adriatic coast were described using several biological parameters (gonado-somatic index, oocyte diameter and sex ratio) to improve knowledge about their reproduction. ...

journal_title：Journal of fish biology

authors： Bartulović V,Dulčić J,Matić-Skoko S,Glamuzina B

更新日期：2011-06-01 00:00:00

abstract：:Oxygen uptake, heart rate and contraction frequencies of slow oxidative (SO) and fast glycolytic (FG) muscle were measured simultaneously in gilthead seabream Sparus aurata submitted to stepwise increases in current speed in a swimming respirometer. Variation in oxygen uptake was closely related to variation in heart ...

journal_title：Journal of fish biology

authors： Hachim M,Rouyer T,Dutto G,Kerzerho V,Bernard S,Bourjea J,McKenzie DJ

更新日期：2020-11-20 00:00:00

abstract：:Two to 14 alleles were found to be segregating per locus (mean 5·2), with observed and expected heterozygosities ranging from 0·08 to 0·78 and 0·08 to 0·94, respectively. Cross-amplification of six of these microsatellite loci indicated that they are also polymorphic in three species of Carcharhiniformes and two speci...

journal_title：Journal of fish biology

authors： Mendonça FF,Ussami LH,Hashimoto DT,Pereira LH,Porto-Foresti F,Oliveira C,Gadig OB,Foresti F

更新日期：2012-06-01 00:00:00

abstract：:This study found that introgressive hybridization of the pallid sturgeon Scaphirhynchus albus with the common shovelnose sturgeon Scaphirhynchus platorynchus has probably occurred across the range of S. albus. Bayesian clustering found evidence of hybridization in all management units of S. albus. Some individuals wer...

journal_title：Journal of fish biology

authors： Schrey AW,Boley R,Heist EJ

更新日期：2011-12-01 00:00:00

abstract：:Two new records of Hydrolagus melanophasma, one juvenile female from off the central Mexican coast and one adult male from off the coast of Ecuador, confirm the presence of this species throughout its known range in the eastern Pacific Ocean, from southern California, U.S.A., to Valdivia, Chile. This report gives a de...

journal_title：Journal of fish biology

authors： Aguirre-Villaseñor H,Salas-Singh C,Madrid-Vera J,Martínez-Ortiz J,Didier DA,Ebert DA

更新日期：2013-02-01 00:00:00

abstract：:This study presents a new chemical double-marking technique for European glass eels Anguilla anguilla by combing alizarin red S (ARS) and strontium chloride hexahydrate (Sr). Marked eels (double marked with ARS and Sr, but also single marked with ARS) were exposed in situ to brackish water (15 g l-1 artificial sea sal...

journal_title：Journal of fish biology

authors： Kullmann B,Hempel M,Thiel R

更新日期：2018-01-01 00:00:00

abstract：:Phylogenetic structure of four Lampetra species from the Pacific drainage of North America (western brook lamprey Lampetra richardsoni, Pacific brook lamprey Lampetra pacifica, river lamprey Lampetra ayresii and Kern brook lamprey Lampetra hubbsi) and unidentified Lampetra specimens (referred to as Lampetra sp.) from ...

journal_title：Journal of fish biology

authors： Boguski DA,Reid SB,Goodman DH,Docker MF

更新日期：2012-11-01 00:00:00

abstract：:A lag in the increase in oxygen consumption (MO2 ) occurs at the start of sustainable exercise in trout. Waterborne dichloroacetate (0.58 and 3.49 mmol l-1 ), a compound which activates pyruvate dehydrogenase (PDH) by inhibiting PDH kinase in muscle, accelerates the increase in MO2 during the first 10 min of sustainab...

journal_title：Journal of fish biology

authors： Wood CM,Pane EF,Heigenhauser GJF

更新日期：2020-10-01 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：:Fish assemblage structure, rarefied species richness, species diversity and evenness of assemblages upstream of a reservoir in Oklahoma, U.S.A., were compared pre and post-impoundment as well as in contemporary collections from streams above and below the reservoir. There were significant shifts in assemblage structur...

journal_title：Journal of fish biology

authors： Franssen NR,Tobler M

更新日期：2013-05-01 00:00:00

abstract：:This study tested the behavioural effects of tagging subyearling and yearling lingcod Ophiodon elongatus with acoustic telemetry tags in laboratory tanks and in the natural environment (Puget Sound, WA). In the laboratory, tagged individuals showed less movement and feeding behaviour soon after tagging than untagged c...

journal_title：Journal of fish biology

authors： Lee JS,Tezak EP,Berejikian BA

更新日期：2013-06-01 00:00:00

abstract：:The aim of this study was to determine the effect of stress on reproduction and the possible involvement of dopaminergic systems in the reproductive stress response in the mosquitofish Gambusia affinis. Exposure of fish to aquaculture stressors (four 10 min episodes of stress, each corresponding to a different stresso...

journal_title：Journal of fish biology

authors： Bhat SK,Ganesh CB

更新日期：2020-01-01 00:00:00

abstract：:Radio telemetry was utilized to track 38 Atlantic salmon Salmo salar across space and time during and following their spawning run on the Conon system, Scotland. The data collected were used to assess the proportion of S. salar able to migrate successfully from an upland oligotrophic area of the catchment and the dist...

journal_title：Journal of fish biology

authors： Williams KL,Griffiths SW,McKelvey S,Armstrong JD

更新日期：2010-09-01 00:00:00

abstract：:This study characterized the gastrointestinal microbiome of nine juvenile farmed pikeperch Sander lucioperca using a metagenomics approach based on bacterial 16S rRNA gene sequencing. Potential changes in the gut microbiota during 2 months of S. lucioperca juvenile life were investigated. Results revealed that gut mic...

journal_title：Journal of fish biology

authors： Dulski T,Zakęś Z,Ciesielski S

更新日期：2018-01-01 00:00:00

abstract：:Recreational shore fishing along 250 km of the south and south-west coast of Portugal was studied based on roving creel and aerial surveys. Surveys were conducted between August 2006 and July 2007, following a stratified random-sampling design and provided information on catch and effort, harvest and discards, angler ...

journal_title：Journal of fish biology

authors： Veiga P,Ribeiro J,Gonçalves JM,Erzini K

更新日期：2010-06-01 00:00:00

abstract：:The diet of pearly razorfish Xyrichtys novacula, caught monthly along the shores of the Island of Lampedusa, appeared to be mainly composed of crustaceans, followed by colonial ascidians, molluscs and polychaetes. Among prey, sand dwellers and phanerogam-associated species were recorded. In winter months, the diet was...

journal_title：Journal of fish biology

authors： Castriota L,Falautano M,Finoia MG,Campo D,Scarabello MP,Andaloro F

更新日期：2010-05-01 00:00:00

abstract：:Common carp Cyprinus carpio were introduced into Australia on several occasions and are now the dominant fish in the Murray-Darling Basin (MDB), the continent's largest river system. In this study, variability at 14 microsatellite loci was examined in C. carpio (n = 1037) from 34 sites throughout the major rivers in t...

journal_title：Journal of fish biology

authors： Haynes GD,Gilligan DM,Grewe P,Nicholas FW

更新日期：2009-08-01 00:00:00