Find research datasets worth reusing
Search datasets from major research repositories and use ShareScore to quickly assess how well each record supports discovery, access, and reuse.
1,865
datasets available to search
ShareScore release 0.9.0
Dataset results
1,865 results for “northeastern Brazil”
FIGURE 15 in Freshwater fishes of the Northeastern Mata Atlântica ecoregion, Brazil: an updated checklist with distributional patterns of a highly endemic ichthyofauna
FIGURE 15. Distribution maps of native freshwater fishes occurring in the Northeastern Mata Atlântica ecoregion. (A) Neoplecostomus espiritosantensis; (B) Neoplecostomus microps; (C) Neoplecostomus pirangaensis; (D) Oligosarcus acutirostris; (E) Oligosarcus argenteus; (F) Oligosarcus macrolepis; (G) Oligosarcus solitarius; (H) Ophthalmolebias bokermanni; (I) Ophthalmolebias ilheusensis; (J) Ophthalmolebias perpendicularis; (K) Ophthalmolebias rosaceus; (L) Ophthalmolebias suzarti; (M) Otothyris lophophanes; (N) Otothyris travassosi; (O) Pachyurus adspersus; (P) Paragenidens grandoculis; (Q) Pareiorhaphis bahiana; (R) Pareiorhaphis lineata; (S) Pareiorhaphis lophia; (T) Pareiorhaphis mucurina.
FIGURE 14 in Freshwater fishes of the Northeastern Mata Atlântica ecoregion, Brazil: an updated checklist with distributional patterns of a highly endemic ichthyofauna
FIGURE 14. Distribution maps of native freshwater fishes occurring in the Northeastern Mata Atlântica ecoregion. (A) Megaleporinus garmani; (B) Megaleporinus reinhardti; (C) Microcambeva draco; (D) Microcambeva jucuensis; (E) Microcambeva mucuriensis; (F) Microcambeva watu; (G) Microglanis minutus; (H) Microglanis parahybae; (I) Microglanis pataxo; (J) Microlepidogaster discus; (K) Microlepidogaster roseae; (L) Mimagoniates microlepis; (M) Mimagoniates sylvicola; (N) Moenkhausia costae; (O) Moenkhausia diamantina; (P) Moenkhausia vittata; (Q) Mucurilebias leitaoi; (R) Nematocharax varii; (S) Nematocharax venustus; (T) Neoplecostomus doceensis.
FIGURE 13 in Freshwater fishes of the Northeastern Mata Atlântica ecoregion, Brazil: an updated checklist with distributional patterns of a highly endemic ichthyofauna
FIGURE 13. Distribution maps of native freshwater fishes occurring in the Northeastern Mata Atlântica ecoregion. (A) Ituglanis cahyensis; (B) Ituglanis paraguassuensis; (C) Ituglanis parahybae; (D) Ituglanis payaya; (E) Kalyptodoras bahiensis; (F) Kolpotocheirodon figueiredoi; (G) Kryptolebias ocellatus; (H) Lepidocharax burnsi; (I) Lepidocharax diamantina; (J) Leporinus bahiensis; (K) Leporinus melanopleura; (L) Leporinus melanopleurodes; (M) Leporinus taeniatus; (N) Lignobrycon myersi; (O) Loricariichthys castaneus; (P) Loricariichthys melanurus; (Q) Megaleporinus brinco; (R) Megaleporinus conirostris; (S) Megaleporinus elongatus; (T) Megaleporinus gaiero.
FIGURE 11 in Freshwater fishes of the Northeastern Mata Atlântica ecoregion, Brazil: an updated checklist with distributional patterns of a highly endemic ichthyofauna
FIGURE 11. Distribution maps of native freshwater fishes occurring in the Northeastern Mata Atlântica ecoregion. (A) Harttia intermontana; (B) Harttia loricariformis; (C) Hasemania piatan; (D) Hemigrammus brevis; (E) Hemigrammus marginatus; (F) Henochilus wheatlandii; (G) Hirtella carinata; (H) Hisonotus thayeri; (I) Hoplerythrinus unitaeniatus; (J) Hoplias brasiliensis; (K) Hoplias intermedius; (L) Hoplias aff. malabaricus; (M) Hoplosternum littorale; (N) Hyphessobrycon bifasciatus; (O) Hyphessobrycon brumado; (P) Hyphessobrycon itaparicensis; (Q) Hyphessobrycon micropterus; (R) Hyphessobrycon negodagua; (S) Hyphessobrycon parvellus; (T) Hyphessobrycon veredus.
FIGURE 12 in Freshwater fishes of the Northeastern Mata Atlântica ecoregion, Brazil: an updated checklist with distributional patterns of a highly endemic ichthyofauna
FIGURE 12. Distribution maps of native freshwater fishes occurring in the Northeastern Mata Atlântica ecoregion. (A) Hyphessobrycon vinaceus; (B) Hypomasticus copelandii; (C) Hypomasticus mormyrops; (D) Hypomasticus santanai; (E) Hypomasticus steindachneri; (F) Hypomasticus thayeri; (G) Hypostomus affinis; (H) Hypostomus auroguttatus; (I) Hypostomus brevicauda; (J) Hypostomus jaguar; (K) Hypostomus leucophaeus; (L) Hypostomus nigrolineatus; (M) Hypostomus scabriceps; (N) Hypostomus unae; (O) Hypostomus wuchereri; (P) Hypsolebias nudiorbitatus; (Q) Hypsolebias ocellatus; (R) Imparfinis borodini; (S) Imparfinis minutus; (T) Ituglanis agreste.
FIGURE 10 in Freshwater fishes of the Northeastern Mata Atlântica ecoregion, Brazil: an updated checklist with distributional patterns of a highly endemic ichthyofauna
FIGURE 10. Distribution maps of native freshwater fishes occurring in the Northeastern Mata Atlântica ecoregion. (A) Eigenmannia sp.; (B) Erythrinus erythrinus; (C) Euryochus thysanos; (D) Geophagus cf. brasiliensis; (E) Geophagus diamantinensis; (F) Geophagus itapicuruensis; (G) Geophagus multiocellus; (H) Geophagus obscurus; (I) Geophagus rufomarginatus; (J) Geophagus santosi; (K) Glanidium botocudo; (L) Glanidium melanopterum; (M) Glaphyropoma rodriguesi; (N) Glaphyropoma spinosum; (O) Gymnotus bahianus; (P) Gymnotus capitimaculatus; (Q) Gymnotus aff. carapo; (R) Gymnotus interruptus; (S) Gymnotus cf. pantherinus; (T) Harttia garavelloi.
FIGURE 7 in Freshwater fishes of the Northeastern Mata Atlântica ecoregion, Brazil: an updated checklist with distributional patterns of a highly endemic ichthyofauna
FIGURE 7. Distribution maps of native freshwater fishes occurring in the Northeastern Mata Atlântica ecoregion. (A) Astyanax turmalinensis; (B) Astyanax varii; (C) Astyanax vermilion; (D) Atlantirivulus depressus; (E) Atlantirivulus nudiventris; (F) Atlantirivulus unaensis; (G) Australoheros ipatinguensis; (H) Australoheros oblongus; (I) Brycon dulcis; (J) Brycon ferox; (K) Brycon howesi; (L) Brycon insignis; (M) Brycon opalinus; (N) Brycon vermelha; (O) Brycon vonoi; (P) Callichthys callichthys; (Q) Cetopsorhamdia iheringi; (R) Characidium bahiense; (S) Characidium clistenesi; (T) Characidium cricarense.
FIGURE 6 in Freshwater fishes of the Northeastern Mata Atlântica ecoregion, Brazil: an updated checklist with distributional patterns of a highly endemic ichthyofauna
FIGURE 6. Distribution maps of native freshwater fishes occurring in the Northeastern Mata Atlântica ecoregion. (A) Acentronichthys leptos; (B) Acestrorhynchus falcatus; (C) Acestrorhynchus lacustris; (D) Acinocheirodon melanogramma; (E) Ammoglanis multidentatus; (F) Anablepsoides bahianus; (G) Ancistrus multispinis; (H) Apareiodon itapicuruensis; (I) Aspidoras kiriri; (J) Aspidoras maculosus; (K) Aspidoras psammatides; (L) Astyanax brevirhinus; (M) Astyanax brucutu; (N) Astyanax epiagos; (O) Astyanax jacobinae; (P) Astyanax lorien; (Q) Astyanax microschemos; (R) Astyanax pardensis; (S) Astyanax rupestris; (T) Astyanax sincora.
FIGURE 5 in Freshwater fishes of the Northeastern Mata Atlântica ecoregion, Brazil: an updated checklist with distributional patterns of a highly endemic ichthyofauna
FIGURE 5. Bioregions of the freshwater ichthyofauna of the Northeastern Mata Atlântica ecoregion, their main drainages and supporting species.
FIGURE 3 in Freshwater fishes of the Northeastern Mata Atlântica ecoregion, Brazil: an updated checklist with distributional patterns of a highly endemic ichthyofauna
FIGURE 3. Sample of Siluriformes species (Auchenipteridae and Loricariidae) endemic to the Northeastern Mata Atlântica ecoregion. (A) Glanidium botocudo (Photo by Sarmento-Soares & Martins-Pinheiro 2013c), (B) Euryochus thysanos (Photo by Pereira & Reis 2017); (C) Hirtella carinata (Photo by Pereira et al. 2014); (D) Pareiorhaphis lineata (Photo by Pereira et al. 2017); (E) Pareiorhaphis lophia (Photo by Pereira & Zanata 2014); (F) Pareiorhaphis mucurina (Photo by Pereira et al. 2018); (G) Pareiorhaphis nasuta (Photo by Pereira et al. 2007); (H) Pareiorhaphis proskynita (Photo by Pereira & Britto 2012); (I) Pareiorhaphis ruschii (Photo by Pereira et al. 2012); (J) Pareiorhaphis scutula (Photo by Pereira et al. 2010); (K) Pareiorhaphis vetula (Photo by Pereira et al. 2016); (L) Parotocinclus adamanteus (Photo by Pereira et al. 2019); (M) Hypostomus jaguar (Photo by Zanata et al. 2013); (N) Hypostomus leucophaeus (Photo by Zanata & Pitanga 2016).
FIGURE 2 in Freshwater fishes of the Northeastern Mata Atlântica ecoregion, Brazil: an updated checklist with distributional patterns of a highly endemic ichthyofauna
FIGURE 2. Sample of Characiformes species endemic to the Northeastern Mata Atlântica ecoregion. (A) Hypomasticus santanai, (B) Leporinus bahiensis, (C) Leporinus melanopleurodes, (D) Megaleporinus brinco, (E) Megaleporinus gaiero (Photos by J.L.O. Birindelli); (F) Brycon dulcis; (G) Brycon ferox; (H) Brycon howesi; (I) Brycon vermelha; (J) Brycon vonoi (Photos by Lima 2017); (K) Astyanax brucutu (Photo by Zanata et al. 2017); (L) Astyanax epiagos; (M) Astyanax jacobinae (Photos by Zanata & Camelier 2008); (N) Astyanax lorien; (O) Astyanax rupestris (Photos by Zanata et al. 2018); (P) Astyanax varii (Photo by Zanata et al. 2019); (Q) Astyanax vermillion; (R) Deuterodon burgerai (Photos by Zanata & Camelier 2009); (S) Hasemania piatan (Photo by Zanata & Serra 2010); (T) Hyphessobrycon brumado (Photo by Zanata & Camelier 2010); (U) Characidium deludens (Photo by Zanata & Camelier 2015); (V) Characidium helmeri (Photo by Zanata et al. 2015); (W) Characidium kamakan (Photo by Zanata & Camelier 2015); (X) Characidium samurai (Photo by Zanata & Camelier 2014).
FIGURE 1 in Freshwater fishes of the Northeastern Mata Atlântica ecoregion, Brazil: an updated checklist with distributional patterns of a highly endemic ichthyofauna
FIGURE 1. Maps of the Northeastern Mata Atlântica ecoregion. (A) Geographic location of the ecoregion in Brazil and South America, adjacent ecoregions, hydrographic system, and state political division. BA (Bahia), ES (Espírito Santo), MG (Minas Gerais), RJ (Rio de Janeiro), SE (Sergipe); (B) Hypsometric map of the ecoregion; (C) Basins draining the ecoregion; (D) Sampling records of freshwater fishes in the ecoregion. Each point may represent more than one sampling site.
Categorized chlorophyll index map: Itaparica Reservoir in northeastern Brazil
Open the record for dataset details and reuse information.
Supplementary material 1 from: Studer A, Cardoso de Sousa M, Barcena Goyena B (2018) Breeding biology and nest success of Short-tailed Antthrush Chamaeza campanisona (Aves: Formicariidae) in the Atlantic rainforest of northeastern Brazil. Zoologia 35: 1-8. https://doi.org/10.3897/zoologia.35.e12906
Nests of Chamaeza campanisona found during the study period (1986–2016) with their respective characteristics : Data type: species data
Supplementary material 1 from: Guimarães EC, Brito PS De, Ferreira BRA, Ottoni FFE (2018) A new species of Charax (Ostariophysi, Characiformes, Characidae) from northeastern Brazil. Zoosystematics and Evolution 94(1): 83-93. https://doi.org/10.3897/zse.94.22106
Distribution of Charax awa sp.n., C. leticiae, C. pauciradiatus, and C. niger : Explanation note: Information of this map was based on our examined material and data provided by Menezes and Lucena (2014).
FIGURE 2 in Halichondriidae Gray, 1867 from the Northeastern Brazil with description of a new species
FIGURE 2. Halichondria (Halichondria) marianae sp. nov. A, specimen in situ (UFPEPOR 1590-paratype); B, photograph of a fresh specimen taken out of water, showing numerous oscules; C, sciaphylous habitat of holotype (UFPEPOR 1861-arrow); D, specimen taken out of water (UFPEPOR 1862-paratype); E, tangential view of ectosomal skeleton; F, cross section of the skeleton. Scale bars: A–B = 1 cm; C = 10 cm; D = 3 mm; E = 150 µm; F = 200 µm.
FIGURE 5 in Halichondriidae Gray, 1867 from the Northeastern Brazil with description of a new species
FIGURE 5. Amorphinopsis atlantica Carvalho et al. (2004) (UFPEPOR 1801 at Carapibus Beach). A, tangential view of ectosomal skeleton; B, cross section of the skeleton; C, three oxeas; D, style; E, details of tips of style; F, spicules. Scale bars: A–B = 1mm; C = 150 µm; D = 100 µm; E = 10 µm; F = 200 µm
FIGURE 1 in Halichondriidae Gray, 1867 from the Northeastern Brazil with description of a new species
FIGURE 1. Location of the collection site of Halichondria (Halichondria) marianae sp. nov. (1–10) and Amorphinopsis atlantica Carvalho et al. (2004) (6, 7 and 11). Numbers indicate approximate localities from which species were reported: (1) Barra de Camaratuba, (2) Coqueirinho do Norte beach and Tinto river, (3) Cabedelo, (4) Cabo Branco beach, (5) Penha beach, (6) Jacumã beach, (7) Carapibus beach, (8) Tabatinga beach, (9) Coqueirinho beach, (10) Tambaba beach, and (11) Paripe river.
FIGURE 4 in Halichondriidae Gray, 1867 from the Northeastern Brazil with description of a new species
FIGURE 4. Amorphinopsis atlantica Carvalho et al. (2004) in situ in northeast Brazil. A–C, specimens in the Pernambuco State; D, specimen in the Paraíba State; E, specimen fixed. Scale bars: E = 1 cm.
FIGURE 3 in Halichondriidae Gray, 1867 from the Northeastern Brazil with description of a new species
FIGURE 3. Halichondria (Halichondria) marianae sp. nov. (spicules from holotype-UFPEPOR 1861 in SEM). A, some variations of oxeas; B, details of tips of oxeas. Scale bars: A = 100 µm; B = 50 µm.
ScienceDex guides
Understand access before you commit
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.