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.
15,460
datasets available to search
ShareScore release 0.9.0
Dataset results
15,460 results for “Neotrops”
Fig. 4 in Body condition and energy density of juvenile streaked prochilod Prochilodus lineatus (Valenciennes, 1837) in a Neotropical floodplain
Fig. 4. Median values of energy density (ED) [(a), (b)] and the relative condition factor (Kn) [(c), (d)], by standard length, in the floodplain of the Upper Paraná River, for each month sampled. Lower bars indicate the 25% percentile, upper bars indicate the 75% percentile. Different upper-case letters (ABC) indicate statistically significant differences (Kruskal-Wallis, P <0.025).
Fig. 1 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Fig. 1. Live individuals of 12 sympatric species of Brachyhypopomus and one species of Microsternarchus from the vicinity of Tefé, Amazonas, Brazil (Amazonas dr.). a. Brachyhypopomus batesi MCP 45312 (WC01.191293b), immature, 102 mm TL. b. Brachyhypopomus beebei head – uncat., immature, 75 mm TL; body – MCP 45450 (WC04.090600), female, 178 mm TL. c. Brachyhypopomus belindae MCP 45430, paratype, immature, 104 mm TL (photographed out of water, close up of head not available). d. Brachyhypopomus bennetti MCP 45451, male, 196 mm TL. e. Brachyhypopomus brevirostris uncat., immature, 224 mm TL. f. Brachyhypopomus flavipomus MCP 45453 (WC09.090600), female, 98 mm TL. g. Brachyhypopomus hamiltoni MCP 45482 (WC05.080301), holotype, female, 97 mm TL. h. Brachyhypopomus hendersoni MCP 45489, female, 164 mm TL. i. Brachyhypopomus pinnicaudatus MCP 45455, female, 135 mm TL. j. Brachyhypopomus regani, MCP 45285 (WC02.100301), male, 119 mm TL. k. Brachyhypopomus sullivani MCP 45464 (WC04.210201), immature, 79 mm TL. l. Brachyhypopomus walteri MCP 45458 (WC 03.090600), male, 161 mm TL. m. Microsternarchus bilineatus uncat., 85 mm TL.
Fig. 19. Brachyhypopomus bullocki. a. MZUSP 96498 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Fig. 19. Brachyhypopomus bullocki. a. MZUSP 96498, male, 188 mm TL (head in lateral view and body in lateral and dorsal view); b. TNHC 17486, female, 140 mm TL (body in lateral view); Venezuela, río Parguaza, Orinoco dr. Specimens fixed in formalin and preserved in EtOH. Scale bars = 5 mm.
Fig. 3 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Fig. 3. Measurements used for morphometric analysis of Brachyhypopomus. See text for details. a. Body, lateral view: AF = Anal-fin length; ARL = Longest anal-fin ray; BD1 = Body depth at anal-fin origin; BD2 = Body depth at anal-fin middle; CD = Caudal-filament depth; CF = Caudal-filament length; LEA = Length to end of anal fin; TL = Total length. b. Body, dorsal view: BW1 = Body width at anal-fin origin; BW2 = Body width at anal-fin middle; CW = Caudal-filament width. c. Head, lateral view: AE = Internarial distance; BO = Branchial aperture; HD1 = Head depth at eye; HD2 = Head depth at occiput; HL = Head length; PRL = Longest pectoral-fin ray; OD = Orbital diameter; PB = Pectoral-fin base; PE = Posterior naris to eye; PO = Postorbital distance; PP = Snout to pectoral-fin base; PR = Preorbital distance (snout length); SA = Snout to anal-fin origin; SO = Snout to occiput. d. Head, dorsal view: HW1 = Head width at eye; HW2 = Head width at occiput; IO = Interorbital width. e. Head, ventral view: MW = Mouth width. Schematics based on B. diazi (UF 174333).
Fig. 1 in Body condition and energy density of juvenile streaked prochilod Prochilodus lineatus (Valenciennes, 1837) in a Neotropical floodplain
Fig. 1. Location of the sampling stations of Prochilodus lineatus on the Upper Paraná River floodplain, associated with the following sub-basins: Baia (5. Guaraná lagoon, 6. Gavião lagoon, 7. Fechada lagoon, 8. Pousada das Garças lagoon, 11. Baia River), Ivinhema (1. Finado Raimundo lagoon, 2. Patos lagoon, 3. Ventura lagoon, 4. Zé do Paco lagoon, 13. Ivinhema River) and Paraná (9. Garças lagoon, 10. Ressaco do Pau Veio, 12. Paraná River).
Fig. 3 in Body condition and energy density of juvenile streaked prochilod Prochilodus lineatus (Valenciennes, 1837) in a Neotropical floodplain
Fig. 3. Linear regression (a) and weight-length relationship (b) of juvenile Prochilodus lineatus in the floodplain of the Upper Paraná River.
Fig. 21. Brachyhypopomus diazi. a. MBUCV-V 35655 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Fig. 21. Brachyhypopomus diazi. a. MBUCV-V 35655 (WC04.210304), male from type locality, 160 mm TL (head in lateral view, body in lateral and dorsal view); b. UF 174333 (WC03.210304), female from type locality, 141 mm TL (body in lateral view); Venezuela, río Alpargatón, río Salado dr. Note sexual dimorphism in caudal filament height. Specimens fixed in formalin and preserved in EtOH. Scale bars = 5 mm.
Fig. 18 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Fig. 18. Collection records for Brachyhypopomus brevirostris (circles). Precise locality of the lectotype is not known. Elevation data refers to altitude above mean sea level (see Fig. 2 for legend).
Fig. 6. Brachyhypopomus arrayae. a. UMSS 7048 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Fig. 6. Brachyhypopomus arrayae. a. UMSS 7048 (WC52.060707), holotype, immature male, 77 mm TL (head in lateral view, body in lateral and dorsal views); b. UF 177342 (WC54.060707), paratype, male, 97 mm TL (body in lateral view); c. ANSP 197574 (WC50.060707), paratype, female, 128 mm TL (body in lateral view); Bolivia, río Beni, Amazonas dr. Note the sexual dimorphism in body pigmentation, in which females are considerably darker. Specimens fixed in formalin and preserved in EtOH. Scale bars = 5mm.
Fig. 15. Brachyhypopomus bombilla. MCP 19847 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Fig. 15. Brachyhypopomus bombilla. MCP 19847 (part), male, 156 mm TL, non-type (head in lateral view, and body in lateral and dorsal view, specimen fixed in formalin and preserved in EtOH); Brazil, rio Ibicuí, Uruguay dr. Inset of head emphasizes outline of the opercular accessory electric organ with a black line. Scale bars = 5 mm.
Fig. 17. Brachyhypopomus brevirostris. a. MCP 45470 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Fig. 17. Brachyhypopomus brevirostris. a. MCP 45470 (WC11.110801b), immature female, 193 mm TL, (head only, specimen fixed in formalin); Brazil, rio Tefé, Amazonas dr. b. NMW 65040, lectotype, sex not determined, 163 mm TL (body in lateral view, specimen preserved in EtOH), Brazil, rio Guaporé, Amazonas dr. c. MCP 45262 (WCNR06.090600), male, 366 mm TL, non-type (body in lateral and dorsal view, specimen fixed in formalin and preserved in EtOH); d. MCP 45260 (WC02.180598), female, 305 mm TL, non-type (body in lateral view; specimen fixed in formalin and preserved in EtOH); Brazil, rio Solimões-Japurá confluence, Amazonas dr. Note the extreme sexual dimorphism in caudal-filament length. Scale bars = 5mm.
Fig. 9. Brachyhypopomus beebei. a. MCP 45462 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Fig. 9. Brachyhypopomus beebei. a. MCP 45462 (WC04.150801b), immature female, 134 mm TL, non-type (head in lateral view, body in lateral and dorsal view, specimen fixed in formalin); Brazil, rio Tefé, Amazonas dr. b. USNM 120753, holotype, 103 mm TL (originally 136 mm TL, tail now lost) (body in lateral view, specimen preserved in EtOH); Venezuela, río San Juan, Orinoco dr. c. MCP 45424 (WC04.010599), male, 204 mm TL, non-type (body in lateral view, specimen fixed in formalin and preserved in EtOH); d. MCP 45427 (WC01.130300), female, 153 mm TL, non-type (body in lateral view, specimen fixed in formalin and preserved in EtOH); Brazil, rio Solimões-Japurá confluence, Amazonas dr. Note the sexual dimorphism in caudal filament height. Scale bars = 5 mm.
Fig. 10 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Fig. 10. Collection records for Brachyhypopomus beebei (circles). Holotype location is marked with an open symbol. Elevation data refers to altitude above mean sea level (see Fig. 2 for legend).
Fig. 14 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Fig. 14. Collection records for Brachyhypopomus bennetti (circles), B. cunia (squares), and B. diazi (triangles). Holotype locations for B. bennetti and B. cunia, and location of lost holotype for B. diazi are marked with open symbols. Elevation data refers to altitude above mean sea level (see Fig. 2 for legend).
Fig. 5 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Fig. 5. Collection records for Brachyhypopomus alberti (circles), B. batesi (squares), and B. benjamini (triangles). Holotype locations are marked with open symbols. Elevation data refers to altitude above mean sea level (see Fig. 2 for legend).
Fig. 13. Brachyhypopomus bennetti. a. MCP 47021 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Fig. 13. Brachyhypopomus bennetti. a. MCP 47021 (WC13.160893), female, 158 mm TL (head in lateral view, and body in lateral and dorsal views, specimen fixed in formalin and preserved in EtOH). b. MCP 45359 (WC18.050497), male, 192 mm TL (body in lateral view, specimen fixed in formalin and preserved in EtOH). c. MCP 45359 (WC12.050497), female, 169 mm TL (body in lateral view, specimen fixed in formalin and preserved in EtOH); Brazil, rio Solimões-Japurá confluence, Amazonas dr. Note the sexual dimorphism in caudal filament height. Scale bars = 5 mm.
Fig. 2 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Fig. 2. Collection records for Brachyhypopomus based on 11,750 specimens from 2,642 georeferenced museum lots. Map of South and southern Central America based on HydroSHEDS data. Elevation data refers to altitude above mean sea level.
Fig. 5 in Body condition and energy density of juvenile streaked prochilod Prochilodus lineatus (Valenciennes, 1837) in a Neotropical floodplain
Fig. 5. Median values of energy density (E D) [(a), (b)] and the relative condition factor (K n) [(c), (d)], by standard length, for each sub-basin of the floodplain of the Upper Paraná River - Baia sub-basins (Bai), Ivinhema (Ivi) and Paraná (Par) - from June 2010 to March 2011. Lower bars indicate the 25% percentile, upper bars indicate the 75% percentile. Different upper-case letters (ABC) indicate statistically significant differences (Kruskal-Wallis, P <0.025).
Fig. 2 in Body condition and energy density of juvenile streaked prochilod Prochilodus lineatus (Valenciennes, 1837) in a Neotropical floodplain
Fig. 2. Daily mean water levels of the Upper Paraná River. Arrows indicate sampling periods. Horizontal lines show the threshold of the water level for river-bank overflow (350 cm = Paraná river, Agostinho et al., 2004b; Thomaz et al., 2004).
FIGURE 37 in Patterns of diversification and phylogenetic structure in the dorsolateral head musculature of Neotropical electric eels (Ostariophysi: Gymnotiformes), with a myological synonymy
FIGURE 37 | Patterns of PBS value distribution of myologycal characters per taxonomic level in the phylogeny based on phenotypic data (Figs. 35, 36). Green bars indicate positive PBS values and red bars indicate negative PBS values. Bar for tribes include only non-monogeneric tribes. Taxon legends: A) Characiformes; B) Siluriformes; C) Siluriphysi; D) Gymnotiformes; E) Sternopygoidei; F) Rhamphichthyoidea; G) Sternopygoidea; H) Gymnotidae; I) Hypopomidae; J) Rhamphichthyidae; K) Sternopygidae; L) Apteronotidae; M) Steatogeninae; N) Eigenmanniinae; O) Sternarchorhynchinae; P) Microsternarchini; Q) Gymnotus; R) Brachyhypopomus; S) Akawaio + Hypopomus; T) Gymnorhamphichthys; U) Iracema + Rhamphichthys; V) Steatogenys; W) Hypopygus; X) Sternopygus; Y) Archolaemus + remaining Eigenmanniinae genera (except Japigny) Z) Distocyclus + remaining Eigenmanniinae genera (except Archolaemus and Japigny); A1) Eigenmannia + Rhabdolichops; B1) Rhabdolichops; C1) R. eastwardi + Rhabdolichops spp.; D1) Eigenmannia spp.; E1) Adontosternarchus; F1) Megadontognathus + Apteronotus; G1) Apteronotus; H1) A. cuchillejo + A. spp.1; I1) ((Porotergus + Tenebrosternarchus, Sternarchogiton) + (Compsaraia + "A." bonapartii)); J1) (Porotergus + Tenebrosternarchus, Sternarchogiton); K1) (Tenebrosternarchus, Sternarchogiton); L1) (Compsaraia + "A." bonapartii); M1) Compsaraia; N1) Pariosternarchus + Sternarchella; O1) Sternarchella; P1) Orthosternarchus + Sternarchorhamphus; Q1) Platyurosternarchus + Sternarchorhynchus; R1) Platyurosternarchus; S1) Sternarchorhynchus; T1) G. curupira + Gymnotus subgroups; U1) Gymnotus spp.2,3, 4, 5; V1) Gymnotus spp.3; W1) Gymnotus spp.4; X1) Gymnotus spp.5; Y1) Gymnotus spp.6; Z1) Gymnotus spp.7; A2) B. beebei + Brachyhypopomus subgroups; B2) B. draco + Brachyhypopomus spp.2; C2) Brachyhypopomus spp.3; D2) Hypopygus spp.; E2) Rhabdolichops spp.; F2) Adontosternarchus spp.; G2) Apteronotus spp.1; H2) Apteronotus spp.2 + Apteronotus spp.3; I2) Apteronotus spp.2; J2) Apteronotus spp.3; K2) "A." bonapartii; L2) Sternarchorhynchus spp.
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.