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Fig. 4 in Food resource partitioning among species of Astyanax (Characiformes: Characidae) in the Lower Iguaçu River and tributaries, Brazil
Fig. 4. Relative frequency (%) of the diet overlap index of Astyanax species pairs in the Low Iguaçu River and tributaries in Brazil. Ab=A. bifasciatus; Ad=A. dissimilis; Ag=A. gymnodontus; Al=A. lacustris; Am=A. minor. Low <0.39; intermediate =0.40-0.59; high> 0.60.
Fig. 3 in Molecular assessment of Gymnotus spp. (Gymnotiformes: Gymnotidae) fishing used as live baitfish in the Tietê River, Brazil
Fig. 3. Agarose gel electrophoresis (3.0%) of NlaIII restriction fragments obtained from COI partial PCR amplification. Gymnotus cf. sylvius (1T13, 1T24, 1T20, 1T36, 2T29) and G. cf. cuia (2T13, 2T32 and 2T24). M- 100 bp molecular weight marker (Sinapse Inc). Numbers at fragments indicate estimated molecular weight.
Fig.1 in Food resource partitioning among species of Astyanax (Characiformes: Characidae) in the Lower Iguaçu River and tributaries, Brazil
Fig.1. Study area showing the sampling sites (numbers 1 to 25) in the Lower Iguaçu River and tributaries in Brazil.
Fig. 2 in Molecular assessment of Gymnotus spp. (Gymnotiformes: Gymnotidae) fishing used as live baitfish in the Tietê River, Brazil
Fig. 2. Neighbor-joining dendrogram of the COI partial sequences of Gymnotus spp. (1T13, 2T29, 1T14, 1T36, 2T26, 2T13, 2T32 and 2T24) collected in the Jacaré-Guaçu River, State of São Paulo, and obtained from GenBank, constructed from the distances of Kimura (K2P). The bootstrap values are indicated on the branches
Fig. 3 in Population and reproductive parameters of the red-tailed catfish, Phractocephalus hemioliopterus (Pimelodidae: Siluriformes), from the Xingu River, Brazil
Fig. 3. Size at first sexual maturity in the red-tailed catfish Phractocephalus hemioliopterus specimens collected from the Xingu River in Pará, Brazil.
Fig. 5 in Population and reproductive parameters of the red-tailed catfish, Phractocephalus hemioliopterus (Pimelodidae: Siluriformes), from the Xingu River, Brazil
Fig. 5. Relative frequency (%) of the different gonadal maturation stages of the red-tailed catfish Phractocephalus hemioliopterus specimens collected from the Xingu River in Pará, Brazil. a. males; and b. females.
Fig. 6. Prochilodus costatus swimming speeds measured a in Upstream and downstream migration speed of Prochilodus costatus (Characiformes: Prochilodontidae) in upper São Francisco basin, Brazil
Fig. 6. Prochilodus costatus swimming speeds measured a. in this study in stretch 2 and b. in the laboratory by Santos et al. (2012). Central points are medians, boxes represent percentiles 25 and 75 and whiskers represent amplitude. Dashed lines separate different kinds of fish movements. BL/s = swimming velocity in standard length of fish per second.
Fig. 3 in Use of a nursery area by cownose rays (Rhinopteridae) in southeastern Brazil
Fig. 3. Methods to collect data of individuals: (top) information provided by fishermen (reports, pictures, and videos) and (down) field sampling by researchers.
Fig. 6. a in Use of a nursery area by cownose rays (Rhinopteridae) in southeastern Brazil
Fig. 6. a. Number of Rhinoptera bonasus and R. brasiliensis according to disc width (DW) and b. individuals <50 cm and> 50 cm in the months sampled in Bertioga, São Paulo, southeastern Brazil (November 2015 – May 2017).
Fig. 2 in Use of a nursery area by cownose rays (Rhinopteridae) in southeastern Brazil
Fig. 2. Map of the location where the animals were caught in Bertioga, São Paulo, southeastern Brazil (23°49'35.02" S, 46°5'41.69" W).
Fig. 1 in Age and growth of Zapteryx brevirostris (Elasmobranchii: Rhinobatidae) in southern Brazil
Fig. 1. Distribution of length frequencies (1cm TL size classes) of the sample of Zapteryx brevirostris collected in the southern coast of Brazil and used in this study. M refers to males and F to females.
Figures 9-14 in A new species of Clinodiplosis Kieffer (Diptera, Cecidomyiidae) associated with Cecropia sp. (Urticaceae) in Brazil
Figures 9-14. Clinodiplosiscecropiae Proença & Maia. (9) female abdomen, segments 6-8 (lateral view); (10) ovipositor (lateral view); (11) pupal exuviae: cephalic region and prothoracic spiracle (frontal view); (12) pupal exuviae: abdominal segment V (dorsal view); (13-14) sexual dimorphism on pupal exuviae: (13) male's pupal exuvia: terminal segment; (14) female'spupalexuvia: terminal segment.
Fig. 21. All from Brazil. a. Cetopsorhamdia iheringi, NUP 14875, 51.1 in Peixes da planície de inundação do alto rio Paraná e áreas adjacentes: revised, annotated and updated
Fig. 21. All from Brazil. a. Cetopsorhamdia iheringi, NUP 14875, 51.1 mm SL, rio Curimba, Umuarama, State of Paraná. b. Heptapterus mustelinus, NUP 2500, 118.8 mm SL, Itaipu Reservoir, Santa Helena, State of Paraná. c. Imparfinis borodini, NUP 3028, 128.3 mm SL, rio Mourão, tributary of the rio Ivaí, Campo Mourão, State of Paraná. d. Imparfinis mirini, NUP 87, 64.4 mm SL, rio Alambari, Botucatu, State of São Paulo. e. Imparfinis schubarti, NUP 11369, 99.5 mm SL, rio Pitangui (cachoeira do Leajenski), Ponta Grossa, State of Paraná. f. Phenacorhamdia tenebrosa, NUP 4949, 73.4 mm SL, ribeirão Maringá, Maringá, State of Paraná.
Fig. 4 in Physical habitat simulation for small-sized characid fish species from tropical rivers in Brazil
Fig. 4. The velocities and depth comparison between the field measurement and the numerical model for points in 50% cros- s-section width of the Velhas reach (a-b) and in 50% width of the Curimataí reach (c-d).
Fig. 6. a in Phylogenetic relationships of Chanidae (Teleostei: Gonorynchiformes) as impacted by Dastilbe moraesi, from the Sanfranciscana basin, Early Cretaceous of Brazil
Fig. 6. a. Maxilla of Dastilbe moraesi (CPUFMT 734), lateral view, anterior to left; b. Maxilla and premaxilla of Dastilbe crandalli, uncatalogued specimen, lateral view, anterior to left; c. Maxilla and premaxilla of Chanos chanos, ANSP 63199, lateral view, anterior to left. d. Jaws and suspensorium of Dastilbe moraesi (CPUFMT 730, 30.0 mm TFL), lateral view, anterior to left. Synapomorphies of Chanoidei observed are: 1-Large, very broad, concave-convex premaxilla, with long oral process; 2- posterior region of the maxilla expanded in a bulbous outline; 3- quadrate-mandibular articulation anteriorly displaced, anterior to orbit; 4- symplectic elongated; 5- metapterygoid process of hyomandibula present on its anterior border.
Fig. 4 in A new species of Tetragonopterus (Characiformes: Characidae) from Central Amazon lowlands, Brazil
Fig. 4. Map of northern South America showing the distribution of Tetragonopterus manaos; yellow circle represents the holotype and black circles represent paratypes.
Fig. 2 in Fish diversity in the cascade of reservoirs along the Paranapanema River, southeast Brazil
Fig. 2. Species accumulation curves controlled by sampling effort (47 samples). Curves were calculated separately for native and non-native species.
Fig. 1 in Fish diversity in the cascade of reservoirs along the Paranapanema River, southeast Brazil
Fig. 1. The cascade of dams (red squares) along the Paranapanema River. Dams: 1 = Jurumirim; 2 = Piraju; 3 = Paranapanema; 4 = Chavantes; 5 = Ourinhos; 6 = Salto Grande; 7 = Canoas II; 8 = Canoas I; 9 = Capivara; 10 = Taquaruçu; 11 = Rosana. States: MS = Mato Grosso do Sul; PR = Paraná; SP = São Paulo.
Fig. 5 in Description of a new species of Moenkhausia (Characiformes: Characidae) from the upper Paraguay basin, Central Brazil, with comments on its phylogenetic relationships
Fig. 5. Map showing the localities of Moenkhausia flava. Red star represents the type locality. Black square represents the Salto das Nuvens fall and the white square represents Salto Maciel fall.
Figure 2 in Taxonomic study and population variation of scale insects (Hemiptera: Coccidae and Diaspididae) and associated parasitoids (Hymenoptera: Chalcidoidea) in an olive grove at Rio Grande do Sul, Brazil
Figure 2. Population variation of Hemiberlesia lataniae (Hemiptera: Diaspididae) on different varieties of Olea europaea (Arbequina, Arbosana and Koroneiki), at different times of sampling, in Barra do Ribeiro (30°30′54.95″S, 51°30′20.84″W), Rio Grande do Sul, Brazil.
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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.