Geographical variability in life-history traits of a midslope dogfish: the brier shark Deania calcea.

abstract：:In this study, several neuropeptides were identified by immunohistochemistry in neuroendocrine cells (NEC) located in the gut epithelium and nerve cell bodies of the enteric nervous system of pejerrey Odontesthes bonariensis, a species that is a promising candidate for intensive aquaculture. The neuropeptides involved...

journal_title：Journal of fish biology

authors： Vigliano FA,Muñoz L,Hernández D,Cerutti P,Bermúdez R,Quiroga MI

更新日期：2011-03-01 00:00:00

abstract：:This study investigated the relationship between spatial variations in predation risk and abundance of northern redbelly dace Phoxinus eos at both macroscale (littoral v. pelagic zones) and microscale (structured v. open water habitats in the littoral zone) of Canadian Shield lakes. Minnow traps were placed in both st...

journal_title：Journal of fish biology

authors： Dupuch A,Magnan P,Bertolo A,Dill LM,Proulx M

更新日期：2009-05-01 00:00:00

abstract：:The first records of sympatric populations of the poorly studied sister species Brachyrhaphis roseni and Brachyrhaphis terrabensis are presented. Sympatric populations were found in a total of 14 localities in four river drainages throughout the Pacific slopes of western Panama, and they occurred in a wide range of el...

journal_title：Journal of fish biology

authors： Ingley SJ

更新日期：2015-03-01 00:00:00

abstract：:Experiments done in aquaria under control and either turbid or densely vegetated conditions indicated that three-spined stickleback Gasterosteus aculeatus sneaking behaviour is affected by decreased underwater visibility. Success of sneaking behaviour decreased significantly under increased turbidity but not increased...

journal_title：Journal of fish biology

authors： Vlieger L,Candolin U

更新日期：2009-11-01 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：: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：:Median bull trout Salvelinus confluentus breeding was 2 weeks earlier in a cool stream than in a proximate warmer stream, aligning with expectations for salmonids, followed by emergence timing calculated to be 6 weeks later in the cool stream than the warm stream. This pattern is consistent with both site-specific ada...

journal_title：Journal of fish biology

authors： Austin CS,Essington TE,Quinn TP

更新日期：2019-01-01 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：: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：:Recent average annual catches of sharks by tuna longline vessels fishing in the Republic of the Marshall Islands (RMI) are estimated to be between 1583 and 2274 t. Although 22 shark species have been recorded by the observer programme for this fishery, 80% of the annual catch comprises only five species: blue shark Pr...

journal_title：Journal of fish biology

authors： Bromhead D,Clarke S,Hoyle S,Muller B,Sharples P,Harley S

更新日期：2012-04-01 00:00:00

abstract：:In this study, 1429 fishes of 18 different species (12 native and six exotic) were sampled from 29 localities to compare the levels of parasitism between native and exotic fish species and to examine the relationship between environmental degradation and parasite diversity. Forty-four putative species of parasites wer...

journal_title：Journal of fish biology

authors： Lymbery AJ,Hassan M,Morgan DL,Beatty SJ,Doupé RG

更新日期：2010-05-01 00:00:00

abstract：:Genetic structure and diversity of nine Japanese kokanee (landlocked) Oncorhynchus nerka stocks and anadromous O. nerka from the North Pacific and the Canadian Lake Cultus population were examined using microsatellite and mitochondrial DNA. Sequence analyses of the cytochrome b region of mtDNA for Japanese kokanee O. ...

journal_title：Journal of fish biology

authors： Yamamoto S,Kitamura S,Sakano H,Morita K

更新日期：2011-11-01 00:00:00

abstract：:Acute thermal and asphyxia exposure risks for freshwater fish occupying three tropical wetland typologies were examined. Field water-quality data revealed that fish in wetlands grazed by pigs had the highest exposure risks, because they are shallow and heavily damaged by pig activities. In contrast, with the exception...

journal_title：Journal of fish biology

authors： Waltham NJ,Schaffer JR

更新日期：2018-10-01 00:00:00

abstract：:This mark-recapture study of starry smooth-hound Mustelus asterias tagged during the summer months near the Dutch coast demonstrates a large-scale spatial sex differentiation in their circannual migration patterns and small-scale spatial sex differentiation during summer. Overwintering occurs in the North Sea, English...

journal_title：Journal of fish biology

authors： Brevé NWP,Winter HV,Wijmans PADM,Greenway ESI,Nagelkerke LAJ

更新日期：2020-12-01 00:00:00

abstract：:For the first time, radio-tracking observations were made over 24 h cycles during the growing season to quantify the habitat use and home range of Zingel asper, a critically endangered fish species, endemic to the Rhône River with a high risk of extinction (IUCN). New advances in radio telemetry with regard to the siz...

journal_title：Journal of fish biology

authors： Cavalli L,Knight CM,Durbec M,Chappaz R,Gozlan RE

更新日期：2009-08-01 00:00:00

abstract：:Eleven single nucleotide polymorphisms (SNP) in Ctenopharyngodon idella toll-like receptor 7 (citlr7) gene, containing two in the 5'-flanking region, three within the single intron and six distributed in the coding sequence (CDS), were identified. A case-control study of 73 susceptible individuals and 67 resistant ind...

journal_title：Journal of fish biology

authors： Su JJ,Shang XY,Wan QY,Su JG

更新日期：2018-05-01 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

abstract：:The Kahuzi-Biega National Park (KBNP), situated mainly in the Eastern Highlands Ecoregion of the Upper Congo basin, is drained by the Lowa and Ulindi rivers, and some western affluents of Lake Kivu. In this study, the first list of the fish diversity of these systems is provided based on museum collections and complem...

journal_title：Journal of fish biology

authors： Kisekelwa T,Snoeks J,Vreven E

更新日期：2020-03-01 00:00:00

abstract：:Gravel pit lakes are novel ecosystems that can be colonized by fish through natural or anthropogenic pathways. In central Europe, many of them are managed by recreational anglers and thus experience regular fish stocking. However, also unmanaged gravel pits may be affected by stocking, either through illegal fish intr...

journal_title：Journal of fish biology

authors： Matern S,Emmrich M,Klefoth T,Wolter C,Nikolaus R,Wegener N,Arlinghaus R

更新日期：2019-06-01 00:00:00

abstract：:Energy densities of 670 fishes belonging to nine species were measured to evaluate intraspecific variability. Functional groups based on energy density appeared to be sufficiently robust to individual variability to provide a classification of forage fish quality applicable in a variety of ecological fields including ...

journal_title：Journal of fish biology

authors： Spitz J,Jouma'a J

更新日期：2013-06-01 00:00:00

abstract：:The squaretail coralgrouper Plectropomus areolatus was identified as a fast-growing, early maturing and relatively short-lived aggregation-spawning epinephelid. Examinations of sectioned otoliths found females and males first maturing at 2 and 3 years, respectively, suggesting protogynous hermaphroditism; however, no ...

journal_title：Journal of fish biology

authors： Rhodes KL,Taylor BM,Wichilmel CB,Joseph E,Hamilton RJ,Almany GR

更新日期：2013-04-01 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：:Egg cases of the narrowmouthed catshark Schroederichthys bivius were recorded entangled with sponges, corals and tubeworms at different sites in the south-west Atlantic Ocean. This work sheds light on the importance of benthic invertebrates in the life cycle of oviparous chondrichthyan species. ...

journal_title：Journal of fish biology

authors： Vazquez DM,Belleggia M,Schejter L,Mabragaña E

更新日期：2018-01-01 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 development of the epidermis of sea lamprey Petromyzon marinus along the whole life cycle was studied using conventional staining techniques and lectin histochemistry. The epidermis undergoes variations in morphology and thickness throughout development. The simple cuboidal epithelium found in the epidermis of pro...

journal_title：Journal of fish biology

authors： Rodríguez-Alonso R,Megías M,Pombal MA,Molist P

更新日期：2017-07-01 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：:Size-dependent reproductive success of wild zebrafish Danio rerio was studied under controlled conditions in the laboratory to further understand the influence of spawner body size on reproductive output and egg and larval traits. Three different spawner size categories attained by size-selective harvesting of the F(1...

journal_title：Journal of fish biology

authors： Uusi-Heikkilä S,Wolter C,Meinelt T,Arlinghaus R

更新日期：2010-08-01 00:00:00

abstract：:Darters (Percidae: Etheostomatinae), a species-rich group of North American freshwater fishes, vary in the presence of a premaxillary fraenum, a strip of skin that connects the premaxillary bones to the snout, and it is hypothesized that this trait is a trophic adaptation to particular substrata. Ancestral state recon...

journal_title：Journal of fish biology

authors： Ciccotto PJ,Mendelson TC

更新日期：2015-10-01 00:00:00

abstract：:This study describes (1) the application of new methods to the discovery of informative single nucleotide polymorphism (SNP) markers in chum salmon Oncorhynchus keta, (2) a method to resolve the linkage phase of closely linked SNPs and (3) a method to inexpensively genotype them. Finally, it demonstrates that these SN...

journal_title：Journal of fish biology

authors： Garvin MR,Gharrett AJ

更新日期：2010-12-01 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