Quantification of ovarian follicles in bluefin tuna Thunnus thynnus by two stereological methods.

abstract：:Oxygen uptake, heart rate and contraction frequencies of slow oxidative (SO) and fast glycolytic (FG) muscle were measured simultaneously in gilthead seabream Sparus aurata submitted to stepwise increases in current speed in a swimming respirometer. Variation in oxygen uptake was closely related to variation in heart ...

journal_title：Journal of fish biology

authors： Hachim M,Rouyer T,Dutto G,Kerzerho V,Bernard S,Bourjea J,McKenzie DJ

更新日期：2020-11-20 00:00:00

abstract：:The distribution patterns of alpine bullhead Cottus poecilopus in three tributary streams of the Rožnovská Bečva River (Danube basin) were studied with respect to temperature, oxygen concentration and saturation, shading, current, conductivity, total organic carbon (TOC), nitrates and phosphates, biochemical oxygen de...

journal_title：Journal of fish biology

authors： Baran R,Kubecka J,Kubín M,Lojkásek B,Mrkvička T,Ricard D,Rulík M

更新日期：2015-02-01 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：:A mechanistic, prey surface-dependent model was expanded to describe the course and rate of gastric evacuation in predatory fishes feeding on crustacean prey with robust exoskeletons. This was accomplished by adding a layer of higher resistance to the digestive processes outside the inner softer parts of a prey cylind...

journal_title：Journal of fish biology

authors： Andersen NG,Chabot D,Couturier CS

更新日期：2016-05-01 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：: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：:Fishes are used in a wide range of scientific studies, from conservation research with potential benefits to the species used to biomedical research with potential human benefits. Fish research can take place in both laboratories and field environments and methods used represent a continuum from non-invasive observati...

journal_title：Journal of fish biology

authors： Sloman KA,Bouyoucos IA,Brooks EJ,Sneddon LU

更新日期：2019-04-01 00:00:00

abstract：:Maximum sustained swimming speeds, swimming energetics and swimming kinematics were measured in the green jack Caranx caballus (Teleostei: Carangidae) using a 41 l temperature-controlled, Brett-type swimming-tunnel respirometer. In individual C. caballus [mean ±s.d. of 22·1 ± 2·2 cm fork length (L(F) ), 190 ± 61 g, n ...

journal_title：Journal of fish biology

authors： Dickson KA,Donley JM,Hansen MW,Peters JA

更新日期：2012-06-01 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：:This study characterized the gastrointestinal microbiome of nine juvenile farmed pikeperch Sander lucioperca using a metagenomics approach based on bacterial 16S rRNA gene sequencing. Potential changes in the gut microbiota during 2 months of S. lucioperca juvenile life were investigated. Results revealed that gut mic...

journal_title：Journal of fish biology

authors： Dulski T,Zakęś Z,Ciesielski S

更新日期：2018-01-01 00:00:00

abstract：:Deania calcea (n = 420) were collected from the catch of deep-water trawlers in the southern and eastern scalefish and shark fishery in southern Australia during the years 2008-2011. The total length (LT ) range varied between sexes, females being larger (n = 264; 280-1530 mm) than males (n = 156; 310-921 mm). The rep...

journal_title：Journal of fish biology

authors： Rochowski BE,Walker TI,Day RW

更新日期：2015-09-01 00:00:00

abstract：:The present study reports a previously undocumented mass spawning aggregation and group spawning phenomena of c. 1200 individual bumphead parrotfish Bolbometopon muricatum in Palau, Micronesia. Although B. muricatum are protected in Palau, it is further recommended that management strategies should consider establishm...

journal_title：Journal of fish biology

authors： Roff G,Doropoulos C,Mereb G,Mumby PJ

更新日期：2017-07-01 00:00:00

abstract：:As fish communities are a major concern in rivers ecosystems, we investigated if their environmental (e)DNA signals vary according to the sampling period or hydromorphological conditions. Three rivers were studied over a year using eDNA metabarcoding approach. The majority of the species (c. 80%) were detected all yea...

journal_title：Journal of fish biology

authors： Milhau T,Valentini A,Poulet N,Roset N,Jean P,Gaboriaud C,Dejean T

更新日期：2019-11-01 00:00:00

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：:An integrated socioecological model was developed to evaluate the potential for stock enhancement with hatchery fishes to achieve socioeconomic and conservation objectives in recreational fisheries. As a case study, this model was applied to the red drum Sciaenops ocellatus recreational fishery in the Tampa Bay estuar...

journal_title：Journal of fish biology

authors： Camp EV,Lorenzen K,Ahrens RN,Allen MS

更新日期：2014-12-01 00:00:00

abstract：:Two separate field experiments were conducted in a series of small boreal lakes to test for the attraction of egg predators to lake trout Salvelinus namaycush spawning shoals and subsequently to determine whether chemosensory cues attract egg predators to these sites. In the first experiment, minnow traps set on spawn...

journal_title：Journal of fish biology

authors： Wasylenko BA,Callaghan DT,Blanchfield PJ,Pyle GG

更新日期：2014-05-01 00:00:00

abstract：:Size and age estimates at sexual maturity were determined for 162 male and 273 female little skates Leucoraja erinacea collected from the western Gulf of Maine. Maturity ogives suggest that 50% maturity in females occurs at age 9.5 years and 480 mm total length (LT), whereas 50% maturity in males occurs at a slightly ...

journal_title：Journal of fish biology

authors： Cicia AM,Driggers WB 3rd,Ingram GW Jr,Kneebone J,Tsang PC,Koester DM,Sulikowski JA

更新日期：2009-11-01 00:00:00

abstract：:This study used data provided by the Chinese Longline Fishery Scientific Observer Programme from the tropical eastern Atlantic Ocean to estimate the reproductive parameters of the blue shark (Prionace glauca) and crocodile shark (Pseudocarcharias kamoharai). Sizes ranged from 80 to 298 cm fork length (FL) for blue sha...

journal_title：Journal of fish biology

authors： Wu F,Kindong R,Dai X,Sarr O,Zhu J,Tian S,Li Y,Nsangue BTN

更新日期：2020-12-01 00:00:00

abstract：:Two to 14 alleles were found to be segregating per locus (mean 5·2), with observed and expected heterozygosities ranging from 0·08 to 0·78 and 0·08 to 0·94, respectively. Cross-amplification of six of these microsatellite loci indicated that they are also polymorphic in three species of Carcharhiniformes and two speci...

journal_title：Journal of fish biology

authors： Mendonça FF,Ussami LH,Hashimoto DT,Pereira LH,Porto-Foresti F,Oliveira C,Gadig OB,Foresti F

更新日期：2012-06-01 00:00:00

abstract：:Fish that inhabit shallow water are exposed to periodic changes in tidal cues, including hydrostatic pressure (HP). The present study aimed at verifying differentially expressed genes (DEGs) in the brain of the threespot wrasse Halichoeres trimaculatus (tropical species) and the honbera wrasse Halichoeres tenuispinis ...

journal_title：Journal of fish biology

authors： Udagawa S,Hur SP,Byun JH,Takekata H,Takeuchi Y,Takemura A

更新日期：2020-10-01 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：:The sexual ontogeny of butterfish Odax pullus was examined in the Hauraki Gulf of New Zealand through histological analysis of gonad material, size and age information and seasonal patterns of sexual maturation. The patterns of gonad development and schedules of male recruitment were established and sexual ontogeny of...

journal_title：Journal of fish biology

authors： Trip ED,Clements KD,Raubenheimer D,Choat JH

更新日期：2011-03-01 00:00:00

abstract：:The damselfish Chromis chromis is typically the most abundant fish species in the rocky littoral environment of the Mediterranean Sea, where it feeds in huge shoals on incoming zooplankton and rests near the seabed each night. Research has shown that large populations of C. chromis play a fundamental role by transferr...

journal_title：Journal of fish biology

authors： Pinnegar JK

更新日期：2018-03-01 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：:This study gives an account of spatial and temporal distribution of whale shark Rhincodon typus catch events in China on the basis of historical records and information obtained from interviews with fishing industry stakeholders. A total of 186 R. typus were recorded with key harvest areas identified as in Hainan and ...

journal_title：Journal of fish biology

authors： Li W,Wang Y,Norman B

更新日期：2012-04-01 00:00:00

abstract：:A genetic study to support morphometric analyses was used to improve the description and validate the Patagonian seahorse Hippocampus patagonicus (Syngnathidae) on the basis of a large number of specimens collected in the type locality (San Antonio Bay, Patagonia, Argentina). DNA sequence data (from the cytochrome b r...

journal_title：Journal of fish biology

authors： González R,Dinghi P,Corio C,Medina A,Maggioni M,Storero L,Gosztonyi A

更新日期：2014-02-01 00:00:00

abstract：:Tenualosa ilisha was found recently in the Perak River in western Peninsular Malaysia. Molecular phylogenetic and haplotype network analyses suggest that T. ilisha has two genetically distinct populations/groups: (i) Peninsular Malaysia (Malaysia population), and (ii) Peninsular Malaysia, Thailand, India and Banglades...

journal_title：Journal of fish biology

authors： Arai T,Taha H,Amalina R,Iizuka Y,Chang CW

更新日期：2019-12-01 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：:The expression pattern of genes coding for enzymes of the retinoic acid (RA) synthetic and degradation pathways was characterized in adult female zebrafish Danio rerio. Females were conditioned until maturation and post-spawn expression dynamics were determined. A striking upregulation of cyp26b1, but not cyp26a1, was...

journal_title：Journal of fish biology

authors： Ruivo R,Capitão A,Castro LFC,Santos MM

更新日期：2018-04-01 00:00:00

abstract：:This study compared the growth rates of female masu salmon Oncorhynchus masou, who possessed a male-specific gene marker, the growth hormone pseudogene (GHp), and normal females, as estimated from their scale growth. There was a difference between the growth rates of GHp-positive females and those of normal females of...

journal_title：Journal of fish biology

authors： Yamamoto T,Kitanishi S

更新日期：2014-01-01 00:00:00