Results 121 to 130 of about 27,241 (227)

New Percichthyidae (Teleostei, Percoidei) from the early Pliocene of the Buenos Aires province (Argentina) and its biogeographical implications [PDF]

open access: yes, 2014
Los registros paleoictiológicos del Plioceno temprano de la localidad de Farola Monte Hermoso, al sur de la provincia de Buenos Aires (Argentina) son aun escasos y saltuarios.
Agnolin, Federico   +3 more
core   +1 more source

The Rare Snailfish Menziesichthys alaid (Teleostei: Liparidae), Newly Recorded from the Southern Sea of Okhotsk and Bering Sea Slope, Now Transferred to the Genus Paraliparis

open access: yesSpecies Diversity
Three specimens of a rare snailfish, Menziesichthys alaid Prokofiev and Iftime, 2020 (Teleostei: Perciformes: Liparidae), collected from Rausu, Hokkaido, Japan, the southern Sea of Okhotsk and Bering Sea Slope, represent the second and third records of ...
Yoshiaki Kai   +3 more
doaj   +1 more source

EL PEZ MESOPELAGICO CENTROLOPHUS NIGER (GMELIN, 1789) (PISCES: PERCIFORMES) Y SU HALLAZGO EN AGUAS DEL TALUD CONTINENTAL CHILENO SITUADAS SOBRE LA PLACA SUDAMERICANA MESOPELAGIC FISH CENTROLOPHUS NIGER (GMELIN, 1789) (PISCES: PERCIFORMES) RECORDED IN CHILEAN CONTINENTAL SLOPE WATERS OF SOUTH AMERICAN PLATE

open access: yesGayana, 2007
Se estudió un ejemplar de Centrolophus niger (Gmelin, 1789) (Perciformes: Centrolophidae), capturado como fauna acompañante en faenas de pesca de ``besugo'' Epigonus crassicaudus de Buen, 1959 el 14 de octubre del año 2003 frente a la provincia de ...
Pablo Reyes   +2 more
doaj  

The genome sequence of the marbled rockcod, Notothenia rossii Richardson, 1844 [version 1; peer review: 2 approved, 1 approved with reservations]

open access: yesWellcome Open Research
We present a genome assembly from an individual Notothenia rossii (the marbled rockcod; Chordata; Actinopterygii; Perciformes; Nototheniidae). The genome sequence is 1,042.9 megabases in span.
Iliana Bista, Martin Collins
doaj   +1 more source

Ecological optimum of ectothermic organisms: static-dynamical approach [PDF]

open access: yes, 2007
During 20th century the majority of researchers interpreted ecological optimum as a certain combination of ambient factors which is optimal for growth, existence and reproduction of an organism.
Tamara T. I. Verbitskaya   +1 more
core   +1 more source

Spatial and temporal variation of benthic fish assemblages during the extreme drought of 1997-98 (El Niño) in the middle rio Negro, Amazonia, Brazil

open access: yesNeotropical Ichthyology
Spatial and temporal variation in the benthic fish composition, species richness, density and biomass were studied in the lower rio Branco and its confluence with the rio Negro during the 1997-98 dry season (September to February).
Mario J. F. Thomé-Souza   +1 more
doaj   +1 more source

人工種苗生産されたキジハタ仔稚魚の遊泳・摂餌関連形質の発達 [PDF]

open access: yes, 2019
人工種苗生産されたキジハタ仔稚魚について、遊泳と摂餌に関する形質の発育を記載し発育段階の設定を行った。遊泳では以下の5段階に分けられた:1)遊泳未発達期(D0~1)-遊泳に関する形質は出現しない時期;2)浮遊および胸鰭発達期(D2~9)-肩帯の構成要素が出現する時期;3)尾鰭推進準備期(D10-12~15-17)-脊索末端の上屈が開始・完了する時期;4)尾鰭+体全体推進期(D15-17~20-22)-脊椎要素が出現・完成し、臀鰭と腹鰭、尾鰭の鰭条が定数になる時期;5)遊泳機能完成期(D20-22 ...
Hiroshi Kohno   +7 more
core   +1 more source

Age and growth of Mugil cephalus (Linnaeus, 1758) (Perciformes: Mugilidae) in Bonny Estuary [PDF]

open access: yes, 2001
The age and growth of Mugil cephalus was investigated in Bonny Estuary, Nigeria, from January, 1995 to December, 1996. Length-weight relationships were isometric with length exponents of 2.84 (males), 2.90 (females) and 2.88 (overall).
Aleleye-Wokoma, I.P.   +2 more
core  

Three anomalies: A scythebill in the Greater Antillean Grackle (blackbird), a crown pattern in the Rock Beauty (angelfish), and a double spot in the Butter Hamlet (grouper), and their possible genetic significance

open access: yesRevista de Biología Tropical, 2006
Three anomalies are described: a scythebill in Greater Antillean Grackle, Quiscalus niger (Boddaert) (Passeriformes: Emberizidae), a crown color pattern in Rock Beauty, Holacanthus tricolor (Bloch) (Perciformes: Pomacanthidae), and a double-spot color ...
Ernest H Williams, Jr   +1 more
doaj  

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