Sympatric populations of sister species of Brachyrhaphis.

abstract：:In this study, the complete foxl2 complementary (c)DNA sequence was isolated by simple modular-architecture research tool (SMART)er rapid amplification of cDNA ends (RACE). Two year-old female spotted scat, Scatophagus argus, were reared at different temperatures (23, 26 and 29° C) for 6 weeks, or fed with different c...

journal_title：Journal of fish biology

authors： Li GL,Zhang MZ,Deng SP,Chen HP,Zhu CH

更新日期：2015-01-01 00:00:00

abstract：:Differences in stable-isotope values, morphology and ecology in whitefish Coregonus lavaretus were investigated between the three basins of Loch Lomond. The results are discussed with reference to a genetic investigation to elucidate any substructuring or spawning site fidelity. Foraging fidelity between basins of Loc...

journal_title：Journal of fish biology

authors： Etheridge EC,Harrod C,Bean CW,Adams CE

更新日期：2010-12-01 00:00:00

abstract：:Introduced Gambusia holbrooki in a natural lagoon of southern Spain consisted of two age groups: 1992 cohort, 7-11 months old and 1993 cohort, <4 months old. In the 1992 cohort, females grew even during the gestation period at about 0.30 mm day-1. In the 1993 cohort, females displayed a high growth rate (0.55 mm day-1...

journal_title：Journal of fish biology

authors： Fernandez-Delgado C,Rossomanno S

更新日期：1997-07-01 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：:Saint Peter and Saint Paul's Archipelago (SPSPA), one of the smallest and most isolated island groups in the world, is situated on the Mid-Atlantic Ridge, between Brazil and the African continent. SPSPA has low species richness and high endemism; nonetheless, the diversity of fishes from deep habitats (>30 m depth) ha...

journal_title：Journal of fish biology

authors： Pinheiro HT,Macena BCL,Francini-Filho RB,Ferreira CEL,Albuquerque FV,Bezerra NPA,Carvalho-Filho A,Ferreira RCP,Luiz OJ,Mello TJ,Mendonça SA,Nunes DM,Pimentel CR,Pires AMA,Soares-Gomes A,Viana DL,Hazin FHV,Rocha LA

更新日期：2020-10-01 00:00:00

abstract：:This study describes anatomical, histological and histochemical features of the digestive tract mucosal layer of the matrinxã Brycon amazonicus, an omnivorous freshwater fish endemic from the Amazon basin. This species presents short thick oesophagus with longitudinal folds, that allow the passage of large food items....

journal_title：Journal of fish biology

authors： Vidal MR,Ruiz TFR,Dos Santos DD,Gardinal MVB,de Jesus FL,Faccioli CK,Vicentini IBF,Vicentini CA

更新日期：2020-01-01 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：:Effects of intraspecific competition intensities on the relative performance (growth and movement) of juvenile brown trout Salmo trutta originating from nine different families were tested in tank experiments and in semi-natural streams. Both growth and movement differed consistently among families, indicating genetic...

journal_title：Journal of fish biology

authors： Robertsen G,Kvingedal E,Einum S

更新日期：2011-02-01 00:00:00

abstract：:Using tagged and recaptured Atlantic salmon Salmo salar (n = 106) the present analysis shows that the most commonly applied linear back-calculation method for estimating past length, the Dahl-Lea method, resulted in overestimation of the length of large smolts and underestimation of small smolts. A correction equation...

journal_title：Journal of fish biology

authors： Hanson NN,Smith GW,Middlemas SJ,Todd CD

更新日期：2019-01-01 00:00:00

abstract：:Because trace elements of otoliths are considered a natural marker capable of recognizing the chemical composition of ambient water and fish migration history, these elements could be potentially used to analyse the movement of reproductive (R) and non-reproductive (NR) mature-sized fish. Supposedly, it is not essenti...

journal_title：Journal of fish biology

authors： Bani A,Abdollahi R,Karimi N,Lyle JM,Thompson J

更新日期：2020-12-01 00:00:00

abstract：:Life-history variables for three incidentally captured species of seahorse (Kellogg's seahorse Hippocampus kelloggi, the hedgehog seahorse Hippocampus spinosissimus and the three-spot seahorse Hippocampus trimaculatus) were established using specimens obtained from 33 fisheries landing sites in Peninsular Malaysia. Wh...

journal_title：Journal of fish biology

authors： Lawson JM,Foster SJ,Lim AC,Chong VC,Vincent AC

更新日期：2015-01-01 00:00:00

abstract：:Large aggregations of rodlet cells in the gonads of male and female Greenland halibut Reinhardtius hippoglossoides are reported for the first time. These rodlet cells were not arranged epithelially but rather were found throughout the connective tissue between oocytes (females) or within lymphatic spaces between testi...

journal_title：Journal of fish biology

authors： Rideout RM,Smith SA,Morgan MJ

更新日期：2015-05-01 00:00:00

abstract：:The opioid peptides are involved in the regulation of neuroendocrine functions in vertebrates. Nonetheless, the influence of an opioid peptide, dynorphin A (DYN), on reproduction in fish is understudied. The aim of this work was to study the influence of DYN on the pituitary-ovary axis in Oreochromis mossambicus. Dail...

journal_title：Journal of fish biology

authors： Vijayalaxmi,Ganesh CB

更新日期：2020-03-01 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：:During the past 40 years many new techniques have emerged that have been pivotal in furthering understanding of the physiology of fish behaviour. Behavioural studies have been enhanced by video recording systems and software for computerized event recording analysis, fine scale anatomical studies by fluorescence confo...

journal_title：Journal of fish biology

authors： Huntingford FA

更新日期：2012-12-01 00:00:00

abstract：:The present paper reviews the effects of water temperature and flow on migrations, embryonic development, hatching, emergence, growth and life-history traits in light of the ongoing climate change with emphasis on anadromous Atlantic salmon Salmo salar and brown trout Salmo trutta. The expected climate change in the A...

journal_title：Journal of fish biology

authors： Jonsson B,Jonsson N

更新日期：2009-12-01 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：: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：:Turbot, Scophthalmus maximus, is a commercially important demersal flatfish species distributed throughout the Black Sea. Several studies performed locally with a limited number of specimens using both mitochondrial DNA (mtDNA) and microsatellite markers evidenced notable genetic variation among populations. However, ...

journal_title：Journal of fish biology

authors： Firidin S,Ozturk RC,Alemdag M,Eroglu O,Terzi Y,Kutlu I,Duzgunes ZD,Cakmak E,Aydin I

更新日期：2020-10-01 00:00:00

abstract：:Analysis of feeding habits was performed for early life stages of Brachyplatystoma rousseauxii and Brachyplatystoma filamentosum in the Madeira River, Brazil. Stomach contents of B. rousseauxii and B. filamentosum were identified and analysed to provide the percentage of frequency of occurrence (%FO) and area (%A) and...

journal_title：Journal of fish biology

authors： Márquez-Velásquez V,Galdino Leite R,Hernandez-Serna A,Alvarado F

更新日期：2021-01-01 00:00:00

abstract：:It has been demonstrated that growth hormone (GH) transgenic fish often posses a trait for fast growth. Here, we investigated the growth of F(4)'all-fish' GH transgenic carp Cyprinus carpio and their serum GH levels for a year. The results showed that F(4) all-fish GH transgenic carp were significantly larger in body ...

journal_title：Journal of fish biology

authors： Zhong S,Wang YP,Pei DS,Luo DJ,Liao LJ,Zhu ZY

更新日期：2009-10-01 00:00:00

abstract：:The community structure of the reef fish fauna of Trindade Island, a volcanic oceanic island located 1160 km off the coast of Brazil, is described based on intensive visual censuses. Seventy-six species were encountered in 252 censuses, with mean ± S.E. of 99 ± 3 individuals and 15.7 ± 0.3 species 40 m(-2) transect. T...

journal_title：Journal of fish biology

authors： Pinheiro HT,Ferreira CE,Joyeux JC,Santos RG,Horta PA

更新日期：2011-12-01 00:00:00

abstract：:The influence of individual parentage on progeny responses to early developmental temperature stress was examined in a cross-fertilization experiment using sockeye salmon Oncorhynchus nerka. Differences in survival, hatch timing and size were examined among five paternally linked and five maternally linked offspring f...

journal_title：Journal of fish biology

authors： Burt JM,Hinch SG,Patterson DA

更新日期：2012-02-01 00:00:00

abstract：:The effect of digestion by a predatory fish (largemouth bass Micropterus salmoides) on stable isotopic (delta(13)C and delta(18)O) and trace elemental (Sr:Ca and Ba:Ca) compositions of prey fish (bluegill Lepomis macrochirus) otoliths was investigated in a laboratory experiment. Trace element and stable-isotopic signa...

journal_title：Journal of fish biology

authors： Phelps QE,Noatch MR,Lewis HA,Myers DJ,Zeigler JM,Eichelberger JS,Saltzgiver MJ,Whitledge GW

更新日期：2009-12-01 00:00:00

abstract：:Sturgeon spermatozoa are unique for their sustained motility. We investigated the relative importance of bioenergetic pathways in the energy supply of Siberian sturgeon Acipenser baerii spermatozoa during motile and immotile states. Spermatozoon motility and oxygen consumption rate (OCR) were analysed following exposu...

journal_title：Journal of fish biology

authors： Rahi D,Dzyuba B,Xin M,Cheng Y,Dzyuba V

更新日期：2020-08-01 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

abstract：:Temperate-zone anguillid eels use both saline (marine or brackish) and fresh waters during their continental phase, but use of fresh waters is paradoxical because on average these fishes grow more rapidly in saline than in fresh waters. Based on data from anguillid eels whose habitat-residency histories had been deter...

journal_title：Journal of fish biology

authors： Cairns DK,Secor DA,Morrison WE,Hallett JA

更新日期：2009-06-01 00:00:00

abstract：:In fishes, sex is determined by genetics, the environment or an interaction of both. Temperature is among the most important environmental factors that can affect sex determination. As a consequence, changes in temperature at critical developmental stages can induce biases in primary sex ratios in some species. Howeve...

journal_title：Journal of fish biology

authors： Geffroy B,Wedekind C

更新日期：2020-09-01 00:00:00

abstract：:The predation of cookie-cutter sharks Isistius spp. upon the early life stages of yellowfin tuna Thunnus albacares, skipjack tuna Katsuwonus pelamis and little tunny Euthynnus alletteratus are described. New evidence suggesting a connection between commercial fishing and predation by Isistius sp. is presented, with th...

journal_title：Journal of fish biology

authors： Niella YV,Duarte LAG,Bandeira VR,Crespo O,Beare D,Hazin FHV

更新日期：2018-04-01 00:00:00

abstract：:The high variability in survival over the past three decades of north-west Pacific Chinook salmon Oncorhynchus tshawytscha is summarized for 24 stocks and analysed using hierarchical Bayesian models. Results from a simple model indicate that recruitment anomalies appear to be correlated in time and space. A simple mod...

journal_title：Journal of fish biology

authors： Sharma R,Liermann M

更新日期：2010-11-01 00:00:00