Pliocene isolation of a north-west Saharan cichlid fish.

abstract：:Based on existing laboratory research on the visual physiology of walleye Sander vitreus, we tested colours of known spectral sensitivity (i.e., green and orange) using constant and strobing (5 Hz) illumination with an LED-based light guidance device (LGD). Hatchery-reared age 0 and 2 years S. vitreus were exposed to ...

journal_title：Journal of fish biology

authors： Ford MI,Elvidge CK,Patrick PH,Sills M,Cooke SJ

更新日期：2019-11-01 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：:A new species of the catfish genus Centromochlus (Auchenipteridae, Centromochlinae) is described. The new species is diagnosed by having numerous dark rounded blotches over the body and fins, dorsal-fin spine with serrations anteriorly and smooth posteriorly, anal fin of mature males with three unbranched and seven br...

journal_title：Journal of fish biology

authors： Birindelli JL,Sarmento-Soares LM,Lima FC

更新日期：2015-10-01 00:00:00

abstract：:Fourteen new microsatellite loci were developed and tested on Atlantic herring Clupea harengus with 39 individuals from Iceland and 49 individuals from Norway. The microsatellites, which contain di, tri and tetranucleotide repeats, are polymorphic (7-30 alleles), with observed heterozygosity ranging between 0·69 and 1...

journal_title：Journal of fish biology

authors： Libungan LA,Ólafsdóttir G,Skírnisdóttir S,Pálsson S,Pampoulie C,Björnsdóttir SH,Ólafsson K,Óskarsson GJ,Daníelsdóttir AK

更新日期：2012-09-01 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：:A new species of Odontostilbe is described from the rio Jaciparaná, rio Madeira basin, Rondônia, Brazil. Odontostilbe pacaasnovos differs from all its congeners, except O. pequira, by the colour pattern. Additionally, it differs from its congeners by the terminal mouth, number of cusps in the teeth of the premaxilla (...

journal_title：Journal of fish biology

authors： Chuctaya J,Ohara WM,Malabarba LR

更新日期：2020-12-01 00:00:00

abstract：:The known distribution of manta rays in Australian waters is patchy, with records primarily centred around tourism hotspots. We collated 11,614 records of Mobula alfredi from photo-ID databases (n = 10,715), aerial surveys (n = 378) and online reports (n = 521). The study confirms an uninterrupted coastal distribution...

journal_title：Journal of fish biology

authors： Armstrong AJ,Armstrong AO,Bennett MB,McGregor F,Abrantes KG,Barnett A,Richardson AJ,Townsend KA,Dudgeon CL

更新日期：2020-03-01 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：:This study examined inter-period changes over two to three decades in the fish fauna of an urbanized estuary experiencing rapid population growth and a drying climate (Swan-Canning Estuary, Western Australia). Responses were compared at the fish community level (species composition; 1978-2009 in the shallows and 1993-...

journal_title：Journal of fish biology

authors： Valesini FJ,Cottingham A,Hallett CS,Clarke KR

更新日期：2017-05-01 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 previously unreported presence of transferrin in Atlantic cod Gadus morhua epidermal mucus is described. A less destructive sampling method, which may result in decreased epidermal tissue damage, is discussed. ...

journal_title：Journal of fish biology

authors： Easy RH,Trippel EA,Burt MD,Cone DK

更新日期：2012-11-01 00:00:00

abstract：:In recent years, the increasing use of fish as new animal models in scientific research and the growth of fish farming (mainly for human consumption) have highlighted the need for advanced technology to deepen our knowledge of fish biology. Hence, the present study was carried out to radiologically analyse the whole b...

journal_title：Journal of fish biology

authors： Ceballos-Francisco D,Carrillo NG,Pardo-Fernández FJ,Cuesta A,Esteban MÁ

更新日期：2020-11-01 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 dominancy of semi-wild and hatchery-reared white-spotted charr Salvelinus leucomaenis juveniles was evaluated using pair-wise enclosure tests and field stocking tests. The semi-wild S. leucomaenis originated in a hatchery, being stocked into the test stream as eyed-eggs. In the pair-wise enclosure test, the semi-w...

journal_title：Journal of fish biology

authors： Nakamura T,Doi T

更新日期：2014-05-01 00:00:00

abstract：:Partial migration, where only some individuals from a population migrate, has been widely reported in a diverse range of animals. In this paper, what is known about the causes and consequences of partial migration in fishes is reviewed. Firstly, the ultimate and proximate drivers of partial migration are reflected upo...

journal_title：Journal of fish biology

authors： Chapman BB,Hulthén K,Brodersen J,Nilsson PA,Skov C,Hansson LA,Brönmark C

更新日期：2012-07-01 00:00:00

abstract：:Study of anadromous brown trout Salmo trutta in Orkney, U.K., burns (small streams) with a common-garden sea in Scapa Flow supports the key role of nutrient availability in fresh water, independent of day length, as a determinant of smolt age, with a systematic increase in mean smolt age from 1 to 3 years related inve...

journal_title：Journal of fish biology

authors： Thomson M,Lyndon AR

更新日期：2018-03-01 00:00:00

abstract：:Phylogeographical analyses on Sinocyclocheilus grahami samples from seven localities within the Lake Dianchi Basin in China were conducted to explore the main factors shaping population structure within this species. Phylogenetic and network analyses revealed two major clades in 24 mtDNA haplotypes. One clade included...

journal_title：Journal of fish biology

authors： Chen SY,Zhang RD,Feng JG,Xiao H,Li WX,Zan RG,Zhang YP

更新日期：2009-05-01 00:00:00

abstract：:Chaetostoma chimu sp. nov. is described from 119 specimens collected in the Andean foothills of the Orinoco River in Colombia. The new species can be distinguished from congeners by a combination of characters, including shape of cheek odontodes, presence of a supraoccipital excrescence, sexual dimorphism characters a...

journal_title：Journal of fish biology

authors： Urbano-Bonilla A,Ballen GA

更新日期：2020-12-05 00:00:00

abstract：:After 80 years of misidentifications, the analysis of the holotype of Corydoras arcuatus plus several non-type specimens attributed to this species allowed its recognition and also revealed a new species, both sharing the following diagnostic features: a long, arched, continuous black stripe that runs parallel to the ...

journal_title：Journal of fish biology

authors： Tencatt LFC,Lima FCT,Britto MR

更新日期：2019-08-01 00:00:00

abstract：:Hemiodus bimaculatus sp. nov., is described from tributaries of the Rio Juruena and Rio Teles Pires in the upper Rio Tapajós basin. The new species is diagnosed from most congeners, except Hemiodus jatuarana, by having a conspicuous circular or horizontally elongate dark blotch on the caudal peduncle (v. inconspicuous...

journal_title：Journal of fish biology

authors： Nogueira AF,Langeani F,Netto-Ferreira AL

更新日期：2019-05-01 00:00:00

abstract：:American shad Alosa sapidissima, an anadromous clupeid, exhibits variation in reproductive strategies, including semelparity and iteroparity. It provides an excellent model for studying the behaviour of germ cells in anadromous fish during their migration from sea to river. The vasa gene was characterized in A. sapidi...

journal_title：Journal of fish biology

authors： Wu XL,Tang ZK,Li W,Chu ZJ,Hong XY,Zhu XP,Xu HY

更新日期：2018-05-01 00:00:00

abstract：:Two fluviolacustrine lineages (SI1 Barbus and SI2 Barbus) of the Barbus genus have been recently detected in the Apulia-Campania ichthyogeographic district (southern Italy). The aim of this study was to solve the taxonomic structure of these lineages by comparing them with the two already established Italian fluviolac...

journal_title：Journal of fish biology

authors： Lorenzoni M,Carosi A,Quadroni S,De Santis V,Vanetti I,Delmastro GB,Zaccara S

更新日期：2021-01-23 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：: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：:Natural abundance stable-isotope analysis (δ(13)C and δ(15)N) and C:N ratios were used to study the ammocoete phase of two common non-parasitic lamprey species (least brook lamprey Lampetra aepyptera and American brook lamprey Lethenteron appendix) in two tributaries of the Ohio River (U.S.A.). The C:N ratios suggest ...

journal_title：Journal of fish biology

authors： Evans TM,Bauer JE

更新日期：2016-02-01 00:00:00

abstract：:The Mekong Delta is host to a large number of freshwater species, including a unique group of facultative air-breathing Anabantiforms. Of these, the striped snakehead (Channa striata), the climbing perch (Anabas testudineus), the giant gourami (Osphronemus goramy) and the snakeskin gourami (Trichogaster pectoralis) ar...

journal_title：Journal of fish biology

authors： Goodrich HR,Bayley M,Birgersson L,Davison WG,Johannsson OE,Kim AB,Le My P,Tinh TH,Thanh PN,Thanh HDT,Wood CM

更新日期：2020-04-01 00:00:00

abstract：:The use of archival depth telemetry as a means of remotely assessing the reproductive rates of free-ranging fishes is explored. This is achieved by electronically tracking the vertical movements of individual female small spotted catsharks Scyliorhinus canicula in the natural environment, whilst simultaneously evaluat...

journal_title：Journal of fish biology

authors： Wearmouth VJ,Southall EJ,Morritt D,Sims DW

更新日期：2013-01-01 00:00:00

abstract：:The distribution limits in the Atlantic of Callorhinchus callorynchus (Callorhinchidae) and Odontesthes argentinensis (Atherinopsidae) are extended northwards to 22° 22' S and 22° 31' S, respectively, whereas that of Lile piquitinga (Clupeidae) is extended southwards to 22° 22' S. Their occurrence in the north of Rio ...

journal_title：Journal of fish biology

authors： Di Dario F,Petry AC,Mincarone MM,Pereira MM,dos Santos RM

更新日期：2011-08-01 00:00:00

abstract：:We compared preferences shown by zebrafish Danio rerio and three-spined stickleback Gasterosteus aculeatus for shelter provided by above-tank shade and artificial plants. Zebrafish showed no preference for either shelter, whereas sticklebacks showed a preference for both shelter types over open areas and for shade ove...

journal_title：Journal of fish biology

authors： Jones NAR,Spence R,Jones FAM,Spence-Jones HC

更新日期：2019-10-01 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