Diet and trophic plasticity of an herbivorous blenny Scartella cristata of subtropical rocky shores.

abstract：:The first record of the smooth puffer Lagocephalus laevigatus from Galician waters (north-west Spain) is reported. Three possible mechanisms of introduction of the specimen are considered: natural displacement, the aquarist trade and transport in ballast water. ...

journal_title：Journal of fish biology

authors： Bañón R,Santás V

更新日期：2011-05-01 00:00:00

abstract：:A full factorial crossing experiment with five females and five males of each of two coregonid species from upper Lake Constance was used to test for intrinsic post-zygotic incompatibilities during early ontogeny. Up until shortly before hatching, there was no difference in embryo mortality between homo and heterologo...

journal_title：Journal of fish biology

authors： Eckmann R

更新日期：2015-05-01 00:00:00

abstract：:The first record of pughead deformity in a Neotropical freshwater fish not raised in captivity is provided, based on an adult male of Cichla kelberi introduced into an estuary of Rio de Janeiro State, south-eastern Brazil. A general biological characterization of the specimen is provided and aspects of its aberrant an...

journal_title：Journal of fish biology

authors： Catelani PA,Bauer AB,Di Dario F,Pelicice FM,Petry AC

更新日期：2017-06-01 00:00:00

abstract：:A new species of Pimelodella is described from several right-bank tributaries of the Rio Madeira basin in Amazonas and Rondônia states, Brazil. The new species differs from all congeners by the supraoccipital process not reaching the anterior nuchal plate, 43-45 total vertebrae, maxillary barbels reaching between adpr...

journal_title：Journal of fish biology

authors： Slobodian V,Pastana MNL

更新日期：2018-11-01 00:00:00

abstract：:The presence of non-reproductive Atlantic bluefin tuna Thunnus thynnus females in the Mediterranean Sea was investigated through histological analysis of the gonads. Three hundred and twenty-six ovary samples were collected from adults captured at different locations in the Mediterranean Sea during the reproductive se...

journal_title：Journal of fish biology

authors： Zupa R,Corriero A,Deflorio M,Santamaria N,Spedicato D,Marano C,Losurdo M,Bridges CR,De Metrio G

更新日期：2009-10-01 00:00:00

abstract：:Levels of boldness and the degree of aggressiveness were compared in juvenile three-spined sticklebacks Gasterosteus aculeatus that had hatched early and late in the breeding season. The most striking result found in this study was that early hatched individuals were bolder when exploring a novel environment than were...

journal_title：Journal of fish biology

authors： Ruiz-Gomez ML,Huntingford FA

更新日期：2012-08-01 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：:To test the hypothesis that a switch in diet might cause changes in the abundance and composition of mucous-dwelling microorganisms, a short-term experiment was conducted with Atlantic salmon Salmo salar. Fish were fed on three different diets: pelleted S. salar feed, macroinvertebrates or pellets supplemented with an...

journal_title：Journal of fish biology

authors： Landeira-Dabarca A,Sieiro C,Álvarez M

更新日期：2013-03-01 00:00:00

abstract：:The shark-like rays of the family Rhinidae (wedgefishes) are globally threatened with extinction. The poorly known clown wedgefish, Rhynchobatus cooki has historically been recorded only from fish markets in Singapore and Jakarta, Indonesia. Its natural geographic range has until now gone undocumented. Social media po...

journal_title：Journal of fish biology

authors： McDavitt MT,Kyne PM

更新日期：2020-12-01 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：: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：: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：: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：:The diet of pearly razorfish Xyrichtys novacula, caught monthly along the shores of the Island of Lampedusa, appeared to be mainly composed of crustaceans, followed by colonial ascidians, molluscs and polychaetes. Among prey, sand dwellers and phanerogam-associated species were recorded. In winter months, the diet was...

journal_title：Journal of fish biology

authors： Castriota L,Falautano M,Finoia MG,Campo D,Scarabello MP,Andaloro F

更新日期：2010-05-01 00:00:00

abstract：:Temperate-zone anguillid eels use both saline (marine or brackish) and fresh waters during their continental phase, but use of fresh waters is paradoxical because on average these fishes grow more rapidly in saline than in fresh waters. Based on data from anguillid eels whose habitat-residency histories had been deter...

journal_title：Journal of fish biology

authors： Cairns DK,Secor DA,Morrison WE,Hallett JA

更新日期：2009-06-01 00:00:00

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：:The high variability in survival over the past three decades of north-west Pacific Chinook salmon Oncorhynchus tshawytscha is summarized for 24 stocks and analysed using hierarchical Bayesian models. Results from a simple model indicate that recruitment anomalies appear to be correlated in time and space. A simple mod...

journal_title：Journal of fish biology

authors： Sharma R,Liermann M

更新日期：2010-11-01 00:00:00

abstract：:A collection of fishes from the Brazilian continental slope between 11 degrees and 23 degrees S obtained through trawling revealed nine species of Ipnopidae. Bathypterois bigelowi and Bathytyphlops marionae represent first records from the south-western Atlantic Ocean and Bathypterois grallator is reported off Brazil ...

journal_title：Journal of fish biology

authors： Franco MA,Braga AC,Nunan GW,Costa PA

更新日期：2009-09-01 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：:Development, ontogeny of the digestive system and the fatty-acid (FA) profile, were analysed during development of Epinephelus marginatus. Larvae were analysed 7 and 17 days post fertilization (dpf) to evaluate fatty-acid profile and morphological variables, respectively. Epinephelus marginatus larvae have relatively ...

journal_title：Journal of fish biology

authors： Mello PH,Araújo BC,Campos MF,Rodrigues-Filho JA,Garcia CEO,Moreira RG

更新日期：2018-04-01 00:00:00

abstract：:The anabantoids are a group of c. 137 species of air-breathing freshwater fishes found in Africa and southern Asia. All anabantoids have a pair of suprabranchial chambers that each house an air-breathing organ known as the labyrinth apparatus: a complex bony structure lined with thin, highly vascularised respiratory e...

journal_title：Journal of fish biology

authors： Tate M,McGoran RE,White CR,Portugal SJ

更新日期：2017-09-01 00:00:00

abstract：:Specific growth hormone (GH)-binding protein (Ghbp) was purified from Atlantic salmon Salmo salar and rainbow trout Oncorhynchus mykiss plasma with immunoprecipitation and characterized in cross-linking studies using autoradiography and western blots. The size of the Ghbp was estimated to be c. 53 kDa. A radioimmunoas...

journal_title：Journal of fish biology

authors： Einarsdóttir IE,Gong N,Jönsson E,Sundh H,Hasselberg-Frank L,Nilsen TO,Stefansson SO,Sundell K,Björnsson BT

更新日期：2014-10-01 00:00:00

abstract：:According to Signal Detection Theory, the ability to detect a stimulus (discriminability, d') is inversely related to the magnitude of internal and external noise. In this study, downstream moving brown trout Salmo trutta were used to investigate whether external hydrodynamic noise (in this case turbulence) could mask...

journal_title：Journal of fish biology

authors： Kerr JR,Kemp PS

更新日期：2019-07-01 00:00:00

abstract：:Although the sound production mechanisms of male and female Ophidion rochei (Ophidiidae) differ significantly, temperature affects them in the same manner. In both sexes, temperature correlated negatively with pulse period and positively with sound frequencies but had no, or weak effects on other sound characteristics...

journal_title：Journal of fish biology

authors： Kéver L,Boyle KS,Parmentier E

更新日期：2015-08-01 00:00:00

abstract：:The influence of the lunar cycle on prey availability, diet shifts and overlap between larval Anchovia clupeoides and Cetengraulis edentulus was evaluated in mangrove creeks of the Goiana Estuary. Copepod eggs were highly abundant in the first and last quarter, at the full moon and zoea of Ucides cordatus (Ocypodidae)...

journal_title：Journal of fish biology

authors： Lima AR,Barletta M

更新日期：2016-10-01 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：: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：:The relationships between otolith score, a function of increasing stain visibility, and the ratio of alizarin complexone (mg) to fish biomass (g) for 0.1, 0.6 and 7 g black bream Acanthopagrus butcheri show that acceptable marks are produced in all size classes using a stain-to-biomass ratio of 3.3 mg g(-1) following ...

journal_title：Journal of fish biology

authors： Partridge GJ,Jenkins GI,Doupé RG,De Lestang S,Ginbey BM,French D

更新日期：2009-10-01 00:00:00

abstract：:In the Welsh part of the Irish Sea, a method was developed for assessing the sensitivity of different seabed habitats to existing fishing activities, across a range of potential fishing intensities. The resistance of 31 habitats and their associated biological assemblage to damage by 14 categories of fishing activity ...

journal_title：Journal of fish biology

authors： Eno NC,Frid CL,Hall K,Ramsay K,Sharp RA,Brazier DP,Hearn S,Dernie KM,Robinson KA,Paramor OA,Robinson LA

更新日期：2013-10-01 00:00:00

abstract：:All extant holocephalans (Chimaeroidei) have lost the ability to make individual teeth, as tooth germs are not part of the embryonic development of the dental plates or of their continuous growth. Instead, a hypermineralized dentine with a unique mineral, whitlockin, is specifically distributed within a dentine framew...

journal_title：Journal of fish biology

authors： Smith M,Manzanares E,Underwood C,Healy C,Clark B,Johanson Z

更新日期：2020-07-01 00:00:00