Angular roughshark Oxynotus centrina (Squaliformes: Oxynotidae) in captivity feeding exclusively on elasmobranch eggs: an overlooked feeding niche or a matter of individual taste?

abstract：:The large size, high trophic level and wide distribution of Hexanchiformes (cow and frilled sharks) should position this order as important apex predators in coastal and deep-water ecosystems. This review synthesizes available information on Hexanchiformes, including information not yet published, with the purpose of ...

journal_title：Journal of fish biology

authors： Barnett A,Braccini JM,Awruch CA,Ebert DA

更新日期：2012-04-01 00:00:00

abstract：:This study presents the diet composition of western Baltic cod Gadus morhua based on 3150 stomachs sampled year-round between 2016 and 2017 using angling, gillnetting and bottom trawling, which enhanced the spatio-temporal coverage of cod habitats. Cod diet composition in shallow areas (<20 m depth) was dominated by b...

journal_title：Journal of fish biology

authors： Funk S,Frelat R,Möllmann C,Temming A,Krumme U

更新日期：2020-11-17 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：: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：:Invasion of armoured catfish, Pterygoplichthys spp., is a major threat to global aquatic biodiversity, and developing effective strategies for their control and eradication is both a concern and a research priority. A length-based population assessment of invasive Pterygoplichthys pardalis in southern India, a hotspot...

journal_title：Journal of fish biology

authors： Raj S,Kumar AB,Raghavan R,Dahanukar N

更新日期：2020-02-01 00:00:00

abstract：:Between 2008 and 2015, a group of tawny nurse sharks Nebrius ferrugineus reproduced successfully in a captive environment on the central Red Sea coast of Saudi Arabia. Births occurred on an annual basis, except for 2013. Of 12 confirmed birthing events, the most recent (2015) was observed and recorded in detail, which...

journal_title：Journal of fish biology

authors： Cocks LN,Mee JKL,Shepherd AP

更新日期：2019-06-01 00:00:00

abstract：:To illustrate some of the challenges and considerations in assigning correct orthology necessary for any comparative genomic investigation among salmonids, sequence data from the non-coding regions of different chromosomes in three members of the subfamily Salmoninae, rainbow trout Oncorhynchus mykiss, Atlantic salmon...

journal_title：Journal of fish biology

authors： Moghadam HK,Ferguson MM,Danzmann RG

更新日期：2011-09-01 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：: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：: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：:Medaka (O. latipes) and zebrafish (D. rerio) are two teleost fish increasingly used as models to study human skeletal diseases. Although they are similar in size, swimming pattern and many other characteristics, these two species are very distant from an evolutionary point of view (by at least 100 million years). A pr...

journal_title：Journal of fish biology

authors： Ofer L,Zaslansky P,Shahar R

更新日期：2020-04-02 00:00:00

abstract：:To detect differences in the information available on freshwater fish species found in Mexican biosphere reserves, the number of species considered in three sources of information: management programmes, Global Biodiversity Information Facility (GBIF) and the scientific literature were compared. Additionally, manageme...

journal_title：Journal of fish biology

authors： Pino-Del-Carpio A,Villarroya A,Ariño AH,Puig J,Miranda R

更新日期：2011-12-01 00:00:00

abstract：:This paper examines the increasingly close interaction between natural and social scientists, non-governmental organizations (NGO) and industry, in pursuit of responsible ecosystem-based management of fisheries. South Africa has committed to implementing an ecosystem approach to fisheries management. Management advice...

journal_title：Journal of fish biology

authors： Field JG,Attwood CG,Jarre A,Sink K,Atkinson LJ,Petersen S

更新日期：2013-10-01 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：:A baited videographic survey at Pitcairn Island has significantly extended the known range for two reef-fish species: blue-lined triggerfish Xanthichthys caeruleolineatus and greater amberjack Seriola dumerili, with an additional minor extension noted for giant trevally Caranx ignobilis. This highlights the importance...

journal_title：Journal of fish biology

authors： Duffy HJ,Letessier TB,Irving RA

更新日期：2017-08-01 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 documents and discusses recent (2002-2015) sightings and captures of smalltooth sawfish Pristis pectinata in the Bahamas. Movement patterns and habitat preferences of five P. pectinata are examined: two tracked with acoustic telemetry in Bimini and three tagged with pop-up archival transmitting tags in Andr...

journal_title：Journal of fish biology

authors： Guttridge TL,Gulak SJ,Franks BR,Carlson JK,Gruber SH,Gledhill KS,Bond ME,Johnson G,Grubbs RD

更新日期：2015-12-01 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：: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：: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：: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：:In this study, the feeding behaviour of the non-native invasive predatory fishes largemouth bass Micropterus salmoides and bluegill Lepomis macrochirus was studied in the Ezura River, a northern tributary of Lake Biwa, Japan. Prey composition was estimated based on visual examination of stomach contents and faecal DNA...

journal_title：Journal of fish biology

authors： Taguchi T,Miura Y,Krueger D,Sugiura S

更新日期：2014-05-01 00:00:00

abstract：:The length and mass ratio, diet and isotopic composition of Aplochiton zebra and Aplochiton taeniatus inhabiting a Salmo trutta-invaded and a S. trutta-free lake in southern Patagonia were compared. Results indicate that S. trutta exercises important trophic interference over A. zebra and A. taeniatus, causing changes...

journal_title：Journal of fish biology

authors： Elgueta A,González J,Ruzzante DE,Walde SJ,Habit E

更新日期：2013-02-01 00:00:00

abstract：:Experimental tanks were used to observe predatory effects in three different size classes of Mozambique tilapia Oreochromis mossambicus (one of the world's most widespread exotic species and generally regarded to be a herbivore or both herbivore and detritivore) when tested against 10 juvenile Australian freshwater fi...

journal_title：Journal of fish biology

authors： Doupé RG,Knott MJ,Schaffer J,Burrows DW

更新日期：2009-07-01 00:00:00

abstract：:Morphological (growth, Fulton's condition factor), physiological (per cent dry mass, total lipid content) and behavioural (activity levels) response patterns of carp gudgeon Hypseleotris spp. were examined in response to food deprivation during a 56 day experiment. Considerable variability in the nature and magnitude ...

journal_title：Journal of fish biology

authors： Ning NS,Hladyz S,Gawne B,Maffei S,Price A,Nielsen DL

更新日期：2012-01-01 00:00:00

abstract：:The interaction between two species of gadoid and a shrimp stock was studied in a 40 km long two-armed fjord in north-west Iceland. On the basis of acoustic and trawl surveys in 2005 and 2006, immature cod Gadus morhua and haddock Melanogrammus aeglefinus were found to migrate to the inner part of the fjord in late su...

journal_title：Journal of fish biology

authors： Björnsson B,Reynisson P,Solmundsson J,Valdimarsson H

更新日期：2011-04-01 00:00:00

abstract：:The tench Tinca tinca is a freshwater species with human-mediated translocations, aquaculture interest and limited information on its genetic structure. mtDNA sequencing analysis of control region and two genes in 50 individuals from five European populations identified two phylogroups, with greater variability than t...

journal_title：Journal of fish biology

authors： Karaiskou N,Gkagkavouzis K,Minoudi S,Botskaris D,Markou K,Kalafatakis S,Antonopoulou E,Triantafyllidis A

更新日期：2020-09-01 00:00:00

abstract：:Hybrid advantage, described as the superiority of hybrids in some traits over their parents and termed the "heterosis effect," is widely documented in the case of reciprocal crosses of parental species (i.e., hybrids representing the F1 generation). In fish, high survival, fast growth and better health status have bee...

journal_title：Journal of fish biology

authors： Šimková A,Janáč M,Hyršl P,Krasnovyd V,Vetešník L

更新日期：2020-12-19 00:00:00

abstract：:In this study, the complementary DNA (cDNA) of Japanese pufferfish Takifugu rubripes tumour necrosis factor-related apoptosis-inducing ligand (TRAIL) was cloned by reverse-transcription PCR. The open reading frame of the TRAIL consisted of 870 bases. The deduced amino-acid sequence of the TRAIL showed a high homology ...

journal_title：Journal of fish biology

authors： Li JF,Ai HX,Zhang J,Du MX,Zhang Z,Zhang JX,Zhang SQ

更新日期：2011-09-01 00:00:00

abstract：:Understanding the spatial and environmental variation in demographic processes of fisheries target species, such as coral grouper (Genus: Plectropomus), is important for establishing effective management and conservation strategies. Herein we compare the demography of Plectropomus leopardus and P. laevis between Austr...

journal_title：Journal of fish biology

authors： Payet SD,Lowe JR,Mapstone BD,Pratchett MS,Sinclair-Taylor TH,Taylor BM,Waldie PA,Harrison HB

更新日期：2020-10-01 00:00:00