標(biāo)題: Titlebook: Evolutionary Ecology of Neotropical Freshwater Fishes; Thomas M. Zaret Book 1984 Springer Science+Business Media B.V. 1984 ecology.evoluti [打印本頁] 作者: EXERT 時間: 2025-3-21 16:48
書目名稱Evolutionary Ecology of Neotropical Freshwater Fishes影響因子(影響力)
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書目名稱Evolutionary Ecology of Neotropical Freshwater Fishes網(wǎng)絡(luò)公開度學(xué)科排名
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書目名稱Evolutionary Ecology of Neotropical Freshwater Fishes讀者反饋
書目名稱Evolutionary Ecology of Neotropical Freshwater Fishes讀者反饋學(xué)科排名
作者: RODE 時間: 2025-3-21 20:55
Zilong Yu,Bentao Yang,Xiping Li in the II Simposio Internacional de Sistematica y Ecologia Evolutiva de Peces de Agua Dulce Neotropicales. This will take place in the IXth Latin American Congress of Zoology, being held in Arequipa, Peru, during 9–15 October, 1983.作者: 壓倒 時間: 2025-3-22 01:22
ESG Communication and Intangible Assets,onal significance is unknown. Because many of these species have commercial importance, and because ongoing construction of impoundments threatens to disrupt seasonal migrations between spawning and feeding areas, an understanding of the feeding biology of detritivores is important.作者: Hla461 時間: 2025-3-22 07:40 作者: asthma 時間: 2025-3-22 11:00 作者: 來這真柔軟 時間: 2025-3-22 15:24
https://doi.org/10.1007/978-3-031-66417-5 predatórias consistem de tocaia, aproxima??o dissimulada, ou disfarce (na forma de mimetismo agressivo). A remo??o de escamas de presa pode ser efetuada por meio de um golpe vigoroso com of focinho, dirigido principalmente ao flanco da presa, ou mordendo, ou ent?o raspando.作者: 來這真柔軟 時間: 2025-3-22 19:13 作者: 我不死扛 時間: 2025-3-23 01:14 作者: 變態(tài) 時間: 2025-3-23 02:29
,Ecologìa evolutiva de peces neotropicales de agua dulce,icar un pez como un lepidófago especializado. Las tácticas de caza consisten principalmente de acecho, emboscamiento u ocultamiento (por mimetismo agresivo). La remoción de escamas puede ser realizada por un topetazo con el hocico, generalmente dirigido a los flancos de la presa o por mordizcos o raspados.作者: 叫喊 時間: 2025-3-23 07:48
Ecologia evolutiva de peixes neotropicais de agua doce, predatórias consistem de tocaia, aproxima??o dissimulada, ou disfarce (na forma de mimetismo agressivo). A remo??o de escamas de presa pode ser efetuada por meio de um golpe vigoroso com of focinho, dirigido principalmente ao flanco da presa, ou mordendo, ou ent?o raspando.作者: callous 時間: 2025-3-23 10:41
Epilogue, in the II Simposio Internacional de Sistematica y Ecologia Evolutiva de Peces de Agua Dulce Neotropicales. This will take place in the IXth Latin American Congress of Zoology, being held in Arequipa, Peru, during 9–15 October, 1983.作者: subordinate 時間: 2025-3-23 16:51
Book 1984ion,can fund our proposal if only as a gesture of house trailer to sketch a proposal to the National support to foreign scientists. Somehow, however, Science Foundation. Our goal was simple: to re- we seemed to miss deadlines, fall in-between the quest from the Foundation air fare and per diem for c作者: 鄙視讀作 時間: 2025-3-23 19:58 作者: figment 時間: 2025-3-24 01:54
Monika Thakur,Chander Mohan Gupta classes avoided water shallower than 20 cm, where (as a result) the only standing crops of attached algae large enough to be measurable by scraping occurred. During the dry season when food was. most limiting, loricariids overlapped more in their substrate use as different species sought cover in c作者: finale 時間: 2025-3-24 06:05 作者: 丑惡 時間: 2025-3-24 08:38 作者: 缺乏 時間: 2025-3-24 11:43
https://doi.org/10.1007/978-3-658-44204-0t the morphs are components of the same gene pool, i.e. they are conspecific. This hypothesis receives additional support from analysis of the broods of field-impregnated females..A chromosomal polymorphism, probably involving pericentric inversions, exists at one or more sites in the Río del Tule s作者: 和音 時間: 2025-3-24 17:01
https://doi.org/10.1007/978-3-658-45831-7ip between predation intensity and color pattern is different for melanin, carotenoid, and structural colors. Different color patterns have different degrees of conspicuousness on different backgrounds, and may appear differently to predators and mates with differing visual abilities.作者: Sigmoidoscopy 時間: 2025-3-24 22:01
Palgrave Studies in European Union Politicson dispersal) versus historical (i.e. allopatric speciation or vicariant events). According to the former, Australia was the center of origin, with subsequent dispersion by successive invasions via New Zealand through the East Australian Ocean Current. Finally, as a result of west wind drift, the sp作者: Ambulatory 時間: 2025-3-25 02:53 作者: Wordlist 時間: 2025-3-25 06:11 作者: Vulnerary 時間: 2025-3-25 07:46 作者: 變量 時間: 2025-3-25 12:50
Scale-eating in characoids and other fishes, they sink, or picked up from the bottom. Scale-eating is probably a size-limited habit. Specialized scale-eaters rarely exceed 200 mm, most ranging near 120 mm. Some species eat scales only when young; most take other food items in addition to scales. Scale-eating habits probably arose from trophic作者: ALE 時間: 2025-3-25 17:25 作者: Glycogen 時間: 2025-3-25 23:05 作者: Anticoagulant 時間: 2025-3-26 02:49
The evolutionary ecology of respiratory mode in fishes: an analysis based on the costs of breathingredation pressure and several morphological and behavioral characteristics may also have an influence. These factors are integrated into a general theory of breathing costs which permits prediction of patterns in respiratory partitioning, habitat selection, the frequency of occurrence of respiratory作者: 多產(chǎn)子 時間: 2025-3-26 07:56
Evolutionary genetics of trophic differentiation in goodeid fishes of the genus ,,t the morphs are components of the same gene pool, i.e. they are conspecific. This hypothesis receives additional support from analysis of the broods of field-impregnated females..A chromosomal polymorphism, probably involving pericentric inversions, exists at one or more sites in the Río del Tule s作者: 陳舊 時間: 2025-3-26 10:55
Natural and sexual selection on color patterns in poeciliid fishes,ip between predation intensity and color pattern is different for melanin, carotenoid, and structural colors. Different color patterns have different degrees of conspicuousness on different backgrounds, and may appear differently to predators and mates with differing visual abilities.作者: 詞根詞綴法 時間: 2025-3-26 14:46 作者: 危機(jī) 時間: 2025-3-26 17:45
On measuring niches and not measuring them, the 6 measures, we recommend the overlap equation based on the Freeman-Tukey statistic, primarily because the variance estimates do not depend on the resource data set, but on the measure itself. Using our methods one can (a) compare a calculated overlap value with any specified value (e.g., does i作者: 離開就切除 時間: 2025-3-27 00:56 作者: FORGO 時間: 2025-3-27 03:22
Scale-eating in characoids and other fishes, of some lepidophagous characoids are presented and compared to other scale-eating species. The diversity of morphology, habits, and behavior of scale-eating fishes is great, and few patterns are shared by the specialized scale-eaters. Except for modified teeth, no morphological characteristic permi作者: troponins 時間: 2025-3-27 07:35
Grazing responses of tropical freshwater fishes to different scales of variation in their food,ls to differences in the primary productivity of habitats available to the fishes. Fishes may respond to this variation on some scales but not others. For example, loricariid catfish in a Panamanian stream tracked variation in algal productivity among pool habitats very closely. In sunny pools where作者: 確定方向 時間: 2025-3-27 11:54
Fish communities along environmental gradients in a system of tropical streams,ed in annual rainfall, degree of canopy shading, and topographical relief. Benthic invertebrates were more abundant in riffles than in pools and more abundant in early (January) than late (March) dry season. In addition, benthos abundances were negatively correlated with canopy shading among study r作者: 黃油沒有 時間: 2025-3-27 17:13 作者: armistice 時間: 2025-3-27 18:36
The evolutionary ecology of respiratory mode in fishes: an analysis based on the costs of breathings essay seeks to provide a theoretical framework in which to understand this diversity of respiratory mode. Consideration of oxygen as a resource shows that it is scarce in relation to demand and that an inadequate supply limits activity, growth, reproduction, and ultimately, survival. Thus, there s作者: mitral-valve 時間: 2025-3-27 22:45 作者: 王得到 時間: 2025-3-28 02:08
Natural and sexual selection on color patterns in poeciliid fishes,nd sexual dichromism, or between degree of dichromism and color pattern polymorphism. Factors are discussed which influence the evolution of color pattern polymorphisms, sexual dimorphism and dichromism. Detailed studies of South American species have shown that the color patterns of poeciliid fishe作者: 溫室 時間: 2025-3-28 09:17
Gondwana and neotropical galaxioid fish biogeography,land, New Caledonia, South America and South Africa, and include 4 families, 11 genera, and about 45 species. Biogeographers have disagreed on the interpretation of this distributional pattern, shared by many Southern Hemisphere taxa. Both ecological and systematic data are important in resolving wh作者: 粘連 時間: 2025-3-28 13:05
On measuring niches and not measuring them,differed significantly from chance expectations. We provide test statistics and a method for calculating confidence intervals for 3 overlap measures based on: (1) the likelihood ratio statistic; (2) the chi-square goodness-of-fit statistic; and (3) the Freeman-Tukey statistic. We also provide a mean作者: 非實(shí)體 時間: 2025-3-28 15:25
The status of studies on South American freshwater food fishes,es are based on riverine fishes, predominantly otophysan characoids and siluroids, with osteoglossids, cichlids, sciaenids and clupeids locally important. Some seventy species, or species groups, are marketed; many of the large species are widely distributed, from the Rio Orinoco to the Rio Paraná. 作者: 友好 時間: 2025-3-28 20:07
Epilogue,rly continuing. In October, following the meeting, I received a letter from Antonio Machado formally inviting North American scientists to participate in the II Simposio Internacional de Sistematica y Ecologia Evolutiva de Peces de Agua Dulce Neotropicales. This will take place in the IXth Latin Ame作者: 瘙癢 時間: 2025-3-29 00:09 作者: 帶傷害 時間: 2025-3-29 03:05
Ecologia evolutiva de peixes neotropicais de agua doce,to alimentar de alguns Caracóides lepidófagos sao aqui apresentados e comparados com os de outras especies comedoras de escamas. A diversi-dade de morfologia, hábitos e comportamento, é grande nos peixes que comem escamas, havendo poucos aspectos em comum entre os lepidófagos especializados. Com exc作者: medieval 時間: 2025-3-29 09:07
,Eine Einführung in den E-Sport, of some lepidophagous characoids are presented and compared to other scale-eating species. The diversity of morphology, habits, and behavior of scale-eating fishes is great, and few patterns are shared by the specialized scale-eaters. Except for modified teeth, no morphological characteristic permi作者: Abjure 時間: 2025-3-29 13:24
Monika Thakur,Chander Mohan Guptals to differences in the primary productivity of habitats available to the fishes. Fishes may respond to this variation on some scales but not others. For example, loricariid catfish in a Panamanian stream tracked variation in algal productivity among pool habitats very closely. In sunny pools where作者: 知道 時間: 2025-3-29 17:07 作者: –FER 時間: 2025-3-29 23:27
ESG Communication and Intangible Assets,tidae. These families include important fish stocks that in some regions comprise over 50 percent of the community ichthyomass. As a group, detritivores have anatomical-physiological adaptations for collection and digestion of detritus, but the actual mechanisms of these presumed adaptations have to作者: 古董 時間: 2025-3-30 01:00
ISO-Normen, Standards und Initiativen,s essay seeks to provide a theoretical framework in which to understand this diversity of respiratory mode. Consideration of oxygen as a resource shows that it is scarce in relation to demand and that an inadequate supply limits activity, growth, reproduction, and ultimately, survival. Thus, there s作者: 大罵 時間: 2025-3-30 08:05
https://doi.org/10.1007/978-3-658-44204-0o) are dichotomous with respect to morphological features that are presumptive trophic adaptations. A narrow mouth ‘morph’ (described as . in the Río Armería) is sympatric with a broad mouth morph (named .. The morphs are additionally divergent in tooth and gill raker numbers and in coloration of ma作者: 維持 時間: 2025-3-30 10:10 作者: 倫理學(xué) 時間: 2025-3-30 12:55
