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19,493 results for “Populism”
Fig. 8 in Iheringichthys labrosus (Siluriformes: Pimelodidae) in the Piquiri River, Paraná, Brazil: population structure and some aspects of its reproductive biology
Fig. 8. Bimonthly variation of the mean values of the gonadosomatic index (GSI) of females (a) and males (b) of Iheringichthys labrosus in the Piquiri River from November 2002 to September 2003. (SD = Standard deviation).
Fig. 6 in Iheringichthys labrosus (Siluriformes: Pimelodidae) in the Piquiri River, Paraná, Brazil: population structure and some aspects of its reproductive biology
Fig. 6. Bimonthly variation of the mean values of the fullness index (FI) of females (a) and males (b) of Iheringichthys labrosus in the Piquiri River from November 2002 to September 2003. (SD = Standard deviation).
Fig. 4 in Iheringichthys labrosus (Siluriformes: Pimelodidae) in the Piquiri River, Paraná, Brazil: population structure and some aspects of its reproductive biology
Fig. 4. Length/weight relationship for females (a), males (b) and for both sexes (c) of Iheringichthys labrosus, obtained between November 2002 and September 2003 in the Piquiri River.
Fig. 3 in Iheringichthys labrosus (Siluriformes: Pimelodidae) in the Piquiri River, Paraná, Brazil: population structure and some aspects of its reproductive biology
Fig. 3. Length distribution of Iheringichthys labrosus captured in the Piquiri River from November 2002 to September 2003.
Fig. 2 in Iheringichthys labrosus (Siluriformes: Pimelodidae) in the Piquiri River, Paraná, Brazil: population structure and some aspects of its reproductive biology
Fig. 2. Catch per unit of effort, in number and biomass (number of individuals and kg/1000 m2 of net for 24 hours) of Iheringichthys labrosus, obtained at the sampling sites (a - number of individuals, b - biomass); shifts (c - number of individuals, d - biomass) and months (e - number of individuals, f - biomass) in the Piquiri River from November 2002 to September 2003.
Fig. 7 in Iheringichthys labrosus (Siluriformes: Pimelodidae) in the Piquiri River, Paraná, Brazil: population structure and some aspects of its reproductive biology
Fig. 7. Frequency of the gonadal development stage of Iheringichthys labrosus captured in the Piquiri River from November 2002 to September 2003.
Fig. 2 in Microsatellite variation and population genetic structure of a neotropical endangered Bryconinae species Brycon insignis Steindachner, 1877: implications for its conservation and sustainable management
Fig. 2. UPGMA clustering of the Nei's genetic distance (1972) of the Brycon insignis sampling locations based on six microsatellite loci. Bootstrap values above 50% are shown above branches indicating percentage support in 5000 permutations. Power Company Hatchery (PCH), São João River (SJR), Paraíba do Sul River (PSR), Imbé River (IMR), Muriaé River (MUR) and Itabapoana River (ITR).
Fig. 5 in Assessment of condition in pejerrey Odontesthes bonariensis (Atheriniformes: Atherinopsidae) populations: which index works best?
Fig. 5. Distribution of maximum standard length from 74 sampled populations (adapted from Colautti et al., 2006).
Fig. 6 in Assessment of condition in pejerrey Odontesthes bonariensis (Atheriniformes: Atherinopsidae) populations: which index works best?
Fig. 6. Variability of weight-length regression slopes within lakes sampled at different years (adapted from Colautti et al., 2006).
Fig. 1 in Populations analysis of the Brazilian Sharpnose Shark Rhizoprionodon lalandii (Chondrichthyes: Carcharhinidae) on the São Paulo coast, Southern Brazil: inferences from mt DNA sequences
Fig. 1. Median-joining haplotype network. The haplotypes are represented by circles, with the width proportional to their frequencies. Black circles correspond to Praia Grande, white to Ubatuba, and gray to Itanhaém samples. Each branch corresponds to a single mutation, except line a (with 2 mutations) and line b (with 3 mutations).
Fig. 1 in Population size and survivorship for juvenile lemon sharks (Negaprion brevirostris) on their nursery grounds at a marine protected area in Brazil
Fig. 1. Map of the Atol das Rocas Biological Reserve off Brazil, showing the sampling sites: BL = Baía da Lama (total capture (tc) = 272), 1 = Farol Pool (tc = 29), 2 = Cemitério Pool (tc = 25), 3 = Podes Crer Pool (tc = 3), 4 = Barretinha (tc = 6), 5 = Lagoon, North of Cemitério Island (tc = 5), 6 = Lagoon, South of Farol Island (tc = 7). CI = Cemitério Island, FI = Farol Island. Broken lines represent the 5 and 10 m isobaths.
Fig. 2 in Population structure, growth and fishery yield of Leporinus acutidens (Valenciennes, 1837) (Teleostei: Anostomidae) in Yacyretá Reservoir (Argentina)
Fig. 2. Water levels of the Paraná River at Posadas (Argentina). Values represent monthly average water levels between January 1990 and January 1999.
Fig. 3 in A multi-approach analysis of the genetic diversity in populations of Astyanax aff. bimaculatus Linnaeus, 1758 (Teleostei: Characidae) from Northeastern Brazil
Fig. 3. Giemsa-stained karyotypes of Astyanax aff. bimaculatus (2n = 50, FN = 96) from sites A (a), B (b) and C (c). In (d), a somatic metaphase after silver nitrate staining in a specimen from Contas River, showing four positive signals (arrows). The bar equals 5µm.
Fig. 2 in A multi-approach analysis of the genetic diversity in populations of Astyanax aff. bimaculatus Linnaeus, 1758 (Teleostei: Characidae) from Northeastern Brazil
Fig. 2. Partial view of collection sites of Astyanax aff. bimaculatus in the State of Bahia, Brazil: (a) Contas River, upstream Pedra Dam, Porto Alegre County – site A, (b) Contas River, downstream Pedra Dam, city of Jequié – site B, and (c) Mineiro stream, Recôncavo Sul Basin, city of Itamari – site C. In (d), view of Pedra Dam reservoir in Middle Contas River, city of Jequié.
Fig. 1 in A multi-approach analysis of the genetic diversity in populations of Astyanax aff. bimaculatus Linnaeus, 1758 (Teleostei: Characidae) from Northeastern Brazil
Fig. 1. Map of the studied area in the State of Bahia, Brazil, showing the hydrographic system and collection sites of Astyanax aff. bimaculatus: (a) site A - Contas River, upstream of Pedra Dam, Porto Alegre County (b) site B - Contas River, downstream of Pedra Dam, city of Jequié (Contas River Basin), (c) site C - Mineiro stream, city of Itamari (Recôncavo Sul Basin) and (*) location of Pedra Dam in Contas River. A specimen of Astyanax aff. bimaculatus is illustrated in detail (total length = 6.65 cm).
Fig. 3 in Population structure, growth and fishery yield of Leporinus acutidens (Valenciennes, 1837) (Teleostei: Anostomidae) in Yacyretá Reservoir (Argentina)
Fig. 3. Season and study period variation in the average marginal increment (MI) of L. acutidens. First period: 1990–1994, second period: 1995–1998.
Fig. 2 in Scientific Note A cave population of Isbrueckerichthys alipionis (Gosline, 1947) in the Upper Ribeira karst area, southeastern Brazil (Siluriformes: Loricariidae)
Fig. 2. Plots of factor scores of principal component analysis of Isbrueckerichthys alipionis. Above: head measurements only; Below: all measurements. Dot: epigean population; circle: hypogean population. H = holotype.
Fig. 1 in Scientific Note A cave population of Isbrueckerichthys alipionis (Gosline, 1947) in the Upper Ribeira karst area, southeastern Brazil (Siluriformes: Loricariidae)
Fig. 1. Slightly depigmented specimen of Isbrueckerichthys alipionis from the riacho Taqueupa, inside Santana Cave in southern São Paulo, Brazil.
Fig. 3 in Factors influencing Serrapinnus notomelas (Characiformes: Characidae) populations in upper Paraná river floodplain lagoons
Fig. 3. Scatterplot of the abundance of Serrapinnus notomelas and the scores of axis 1 of the principal components analysis (PCA) that summarized physical variables. Variables that more contributed to formation of the axis (arrows) are also given. TSS = Total suspended solids.
Fig. 1 in Factors influencing Serrapinnus notomelas (Characiformes: Characidae) populations in upper Paraná river floodplain lagoons
Fig. 1. Map of the upper Paraná River floodplain showing the locations of the sampling stations (lagoons).
ScienceDex guides
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These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
Allen Brain Atlas
Allen Brain Atlas is an Allen Institute collection of brain map atlases, datasets, APIs, and analysis tools covering mouse, human, and non-human primate brain resources.
Annotated Behaviour and Observability Dataset (ABODe)
ABODe is a University of Edinburgh DataShare dataset for behavior classification in group-housed mice using home-cage video, identities, bounding boxes, ground-plate positions, and annotator labels.
DANDI Archive for NWB datasets
DANDI is a BRAIN Initiative archive for publishing and sharing neurophysiology data, including electrophysiology, optophysiology, and behavioral data packaged as NWB and related standards.
International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.