Effect of Flavobacterium columnare inoculation, antibiotic treatments and resident bacteria on rainbow trout Oncorhynchus mykiss eyed egg survival and external membrane structure.

abstract：:Latitudinal variation in egg size and number in anadromous masu salmon Oncorhynchus masou was examined. Relatively greater variation in egg size occurred among rivers than among females within rivers or within females. Egg size was generally greater and egg number generally lower at more northerly latitudes. ...

journal_title：Journal of fish biology

authors： Morita K,Tamate T,Sugimoto Y,Tago Y,Watanabe T,Konaka H,Sato M,Miyauchi Y,Ohkuma K,Nagasawa T

更新日期：2009-02-01 00:00:00

abstract：:In some small, often unstable, streams of the Gila River drainage, New Mexico, Gila trout Oncorhynchus gilae populations fluctuated numerically seasonally and annually. Few differences were noted in length-weight and size-structure comparisons, but Fulton condition index varied significantly. Time of sample and time s...

journal_title：Journal of fish biology

authors： Propst DL,Stefferud JA

更新日期：1997-12-01 00:00:00

abstract：:Seventy-six individuals of the European mudminnow Umbra krameri from two recent populations from Serbia (Bakreni Batar and Lugomir) and one from Bosnia and Herzegovina (Gromiželj) were analysed for habitat preferences and population structure. The population from Lugomir is a newly recorded population in Serbia. Besid...

journal_title：Journal of fish biology

authors： Sekulić N,Marić S,Galambos L,Radošević D,Krpo-Ćetković J

更新日期：2013-09-01 00:00:00

abstract：:In this study, molecular characteristics of march5b and co-expression of march5b and tlr7 in response to the infection of Cryptocaryon irritans in the large yellow croaker Larimichthys crocea were investigated. The full-length complementary (c)DNA of march5b was 1314 bp, including an open reading frame of 846 bp encod...

journal_title：Journal of fish biology

authors： Zhang DL,Yu DH,Chen J,Chen C,Wang ZY

更新日期：2015-08-01 00:00:00

abstract：:In this paper, we investigate the period of successful spawning for black bream Acanthopagrus butcheri, an obligate estuarine species in southern Australia that typically spawn in spring and early summer. However, back-calculated spawning dates of juveniles sampled in Gippsland Lakes, Victoria from February to May 201...

journal_title：Journal of fish biology

authors： Jenkins GP,Kent JA,Woodland RJ,Warry F,Swearer SE,Cook PLM

更新日期：2018-11-01 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：:Morphological analysis of three-spined stickleback Gasterosteus aculeatus collected in Middleton Island, Alaska, was conducted in order to study how gene flow and selection interact during divergence. Middleton Island was uplifted by 3.4 m during the Great Alaska Earthquake in 1964; this event formed a series of new f...

journal_title：Journal of fish biology

authors： Gelmond O,von Hippel FA,Christy MS

更新日期：2009-11-01 00:00:00

abstract：:The study of digestive enzymes activity at Salmo caspius fry showed that enzymes were available at the moment of mouth opening on the first day post hatching (dph) and the activity of enzymes showed no significant difference from the hatching day 28 dph. An increased activity was seen between 32 and 43 dph and this ac...

journal_title：Journal of fish biology

authors： Zamani A,Hajimoradloo A,Madani R,Farhangi M

更新日期：2009-09-01 00:00:00

abstract：:Here we present records of sharks obtained using baited remote underwater stereo-video systems (stereo-BRUVS) at two Brazilian oceanic islands. Fourteen of the 60 deployments recorded 19 sharks in Trindade Island. In Saint Peter and Saint Paul Archipelago (SPSPA), two pelagic and two demersal deployments recorded two ...

journal_title：Journal of fish biology

authors： Pimentel CR,Andrades R,Ferreira CEL,Gadig OBF,Harvey ES,Joyeux JC,Giarrizzo T

更新日期：2020-02-01 00:00:00

abstract：:Fishes belonging to the family Clinidae in South Africa display super-embryonation, a rare reproductive mode were females gestate broods at different gestational stages, but little is known regarding the mating systems of this family. Here we tested the hypothesis that multiple males would contribute not only to the o...

journal_title：Journal of fish biology

authors： Schulze MJ,Henriques R,Feldheim KA,Bowie RCK,von der Heyden S

更新日期：2018-05-01 00:00:00

abstract：:Characidium iaquira, a new species from the upper rio Juruena, rio Tapajós basin, Brazil, is described. The new species can be promptly distinguished from all congeners by having a unique v-shaped dark mark lying along the caudal-fin extension, in medium- and large-sized specimens, and a remarkable iridescent green co...

journal_title：Journal of fish biology

authors： Zanata AM,Ohara WM,Oyakawa OT,Dagosta FCP

更新日期：2020-11-01 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：:The numbers of different types of ovarian follicles (developing, degenerating and postovulatory follicles) were estimated in bluefin tuna Thunnus thynnus using two stereological procedures: the model-based method of Weibel & Gomez, which has become a tool of broad application in the quantification of oocytes in fishes...

journal_title：Journal of fish biology

authors： Aragón L,Aranda G,Santos A,Medina A

更新日期：2010-08-01 00:00:00

abstract：:In this study, a flow-cytometric cell cycle analysis method to assess instantaneous growth rate of whole larvae of the Australian barramundi Lates calcarifer was developed and validated. High-resolution DNA measurements of either fresh, frozen or RNAlater-preserved larvae (gap0-gap1, G(0) -G(1), coefficient of variati...

journal_title：Journal of fish biology

authors： Domingos JA,Fromm P,Smith-Keune C,Jerry DR

更新日期：2012-05-01 00:00:00

abstract：:Pethia sanjaymoluri, a new cyprinid, is described from the Pavana and Nira tributaries of Bhima River, Krishna drainage, Maharashtra, India. It can be distinguished from congeners by a combination of characteristics that includes an incomplete lateral line, absence of barbels, upper lip thick and fleshy, 23-25 lateral...

journal_title：Journal of fish biology

authors： Katwate U,Jadhav S,Kumkar P,Raghavan R,Dahanukar N

更新日期：2016-05-01 00:00:00

abstract：:The main findings of the current study were that exposing adult sockeye salmon Onchorhynchus nerka to a warm temperature that they regularly encounter during their river migration induced a heat shock response at an mRNA level, and this response was exacerbated with forced swimming. Similar to the heat shock response,...

journal_title：Journal of fish biology

authors： Anttila K,Eliason EJ,Kaukinen KH,Miller KM,Farrell AP

更新日期：2014-05-01 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：:The age, growth and maturity of bonnetheads Sphyrna tiburo inhabiting the estuarine and coastal waters of the western North Atlantic Ocean (WNA) from Onslow Bay, North Carolina, south to West Palm Beach, Florida, were examined. Vertebrae were collected and aged from 329 females and 217 males ranging in size from 262 t...

journal_title：Journal of fish biology

authors： Frazier BS,Driggers WB 3rd,Adams DH,Jones CM,Loefer JK

更新日期：2014-09-01 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：: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：:Through the analysis of behavioural changes, this study demonstrates that methadone has behavioural, but not analgesic, effects on Oreochromis niloticus. It provides information that suggests the drug has sedative abilities, as the recovery time was shorter in the fish receiving methadone. Future research, with differ...

journal_title：Journal of fish biology

authors： Crivelaro RM,Thiesen R,Aldrovani M,Silva PES,Barros Sobrinho AAF,Moraes PC

更新日期：2019-05-01 00:00:00

abstract：:As part of the SERPENT Project, five observations of apparently healthy oarfish Regalecus glesne by remotely operated vehicles are reported from the northern Gulf of Mexico. Regalecus glesne were observed between 2008 and 2011 at depths from within the epipelagic and mesopelagic zones. These observations include the d...

journal_title：Journal of fish biology

authors： Benfield MC,Cook S,Sharuga S,Valentine MM

更新日期：2013-07-01 00:00:00

abstract：:The effects of passive integrated transponder (PIT) tagging on the growth and survival of kelp grouper Epinephelus bruneus was examined over 1 year. The overall average mass gain for the 1 year period of the abdominal cavity tagged group was higher than the dorsal muscle tagged group. No significant differences were f...

journal_title：Journal of fish biology

authors： Park MO,Park IS

更新日期：2009-01-01 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：:Food searching behaviour in a group of individually tagged 1-5 kg Atlantic cod Gadus morhua was studied in a set of three experiments in a sea cage with two underwater platforms, where restricted amounts of food was delivered several times per day during an acoustic training period. It took c. 1 week to train 20 naïve...

journal_title：Journal of fish biology

authors： Björnsson B,Karlsson H,Macrander A

更新日期：2018-11-01 00:00:00

abstract：:To resolve varied and sometimes conflicting accounts of spawning and habitat characteristics for winter flounder Pseudopleuronectes americanus, seasonal patterns in abundance and reproductive condition were investigated in the New York Bight, near the southern edge of their current reproductive range. Fish were collec...

journal_title：Journal of fish biology

authors： Wuenschel MJ,Able KW,Byrne D

更新日期：2009-05-01 00:00:00

abstract：:The goal of this study was to compare American eel Anguilla rostrata life history in two inland river systems in Arkansas, U.S.A., that ultimately discharge into the Gulf of Mexico via the Mississippi River and the Red-Atchafalaya catchments. From 21 June 2011 to 24 April 2014, 238 yellow-phase A. rostrata were captur...

journal_title：Journal of fish biology

authors： Cox CA,Quinn JW,Lewis LC,Adams SR,Adams GL

更新日期：2016-03-01 00:00:00

abstract：:Haplochromis pharyngalis and Haplochromis petronius, two endemic cichlids from the Lake Edward system (Uganda, Democratic Republic of the Congo), are very similar in general morphology but have been reported to differ in pharyngeal jaw morphology and distribution. This study analysed 51 morphometrics and various quali...

journal_title：Journal of fish biology

authors： Vranken N,Van Steenberge M,Balagizi A,Snoeks J

更新日期：2020-11-01 00:00:00

abstract：:A multidisciplinary study was made of brown trout Salmo trutta in the Borne River, a typical fast-flowing mountain stream in the Northern French Alps, in the geographical range of the Mediterranean lineages (ML). Information on (1) the proportion of stocked fluoro-marked fish in the angling harvest, (2) the introgress...

journal_title：Journal of fish biology

authors： Caudron A,Champigneulle A,Guyomard R

更新日期：2009-04-01 00:00:00

abstract：:Sharks and their relatives (Elasmobranchii) are highly threatened with extinction due to various anthropogenic pressures. The abundant fossil record of fossil taxa has allowed the tracing of the evolutionary history of modern elasmobranchs to at least 250 MYA; nonetheless, exactly how far back the fossil record of liv...

journal_title：Journal of fish biology

authors： Paillard A,Shimada K,Pimiento C

更新日期：2020-10-14 00:00:00