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6,771 results for “freshwater”
FIGURE 3 in Morphology and phylogenetic relationships of a remarkable new genus and two new species of Neotropical freshwater stingrays from the Amazon basin (Chondrichthyes: Potamotrygonidae)
FIGURE 3. Illustration of paratype of Heliotrygon gomesi, n. sp., in dorsal view (based on AMNH 104988; see Figure 2).
FIGURE 1 in Freshwater Bryozoa of Okinawa, Japan, with descriptions of Rumarcanella gen. nov. (Phylactolaemata: Plumatellidae) and two new species
FIGURE 1. (Left) Map of Okinawa showing phylactolaemate collecting localities; (right) photograph of the collecting locality at Benoki Dam. The numbers denoting the localities pertain to Table 1. Filled circles indicate localities where bryozoans were found, open circles where they were not found.
FIGURE 7. Rumarcanella yanbaruensis n in Freshwater Bryozoa of Okinawa, Japan, with descriptions of Rumarcanella gen. nov. (Phylactolaemata: Plumatellidae) and two new species
FIGURE 7. Rumarcanella yanbaruensis n. sp. SEM micrographs of statoblasts. A, floatoblast ventral valve. B, enlargement of A, showing hypertubercles on the fenestra. C, floatoblast dorsal valve. D, enlargement of C, showing hypertubercles on the fenestra. E, sessoblast. F, enlargement of E, showing cylindrical tubercles on the fenestra.
FIGURE 10 in Freshwater Bryozoa of Okinawa, Japan, with descriptions of Rumarcanella gen. nov. (Phylactolaemata: Plumatellidae) and two new species
FIGURE 10. Waterfowl flyways implicated in statoblast dispersal to and from Japan. The far-northern areas shaded light gray indicate the main breeding grounds for some duck species that overwinter in Japan. (1) East Asian-Australian Flyway. (2) Black Sea-Mediterranean Flyway. (3) Central Asian Flyway. (4) West Pacific Flyway. (5) Mississippi and Central Flyway.
FIGURE 4. Rumarcanella gusuku n in Freshwater Bryozoa of Okinawa, Japan, with descriptions of Rumarcanella gen. nov. (Phylactolaemata: Plumatellidae) and two new species
FIGURE 4. Rumarcanella gusuku n. sp. A, colony. B, floatoblast, ventral (left) and dorsal (right) valves.
FIGURE 8 in Freshwater Bryozoa of Okinawa, Japan, with descriptions of Rumarcanella gen. nov. (Phylactolaemata: Plumatellidae) and two new species
FIGURE 8. Rumarcanella vorstmani (Toriumi, 1952). A, colony on a leaf of an aquatic plant. B, floatoblast, ventral view (SEM). C, sessoblast (SEM) with villous reticulation over tubercles on the fenestra. D, Sessoblast with tubercles but no reticulation on the fenestra.
FIGURE 3. Plumatella javanica Kraepelin, 1906. A, B in Freshwater Bryozoa of Okinawa, Japan, with descriptions of Rumarcanella gen. nov. (Phylactolaemata: Plumatellidae) and two new species
FIGURE 3. Plumatella javanica Kraepelin, 1906. A, B, colony on a stone at two magnifications. C, SEM micrograph of floatoblast, ventral view. D, enlarged view of the fenestra surface in C, showing the small, irregular pores.
FIGURE 2 in Freshwater Bryozoa of Okinawa, Japan, with descriptions of Rumarcanella gen. nov. (Phylactolaemata: Plumatellidae) and two new species
FIGURE 2. SEM micrographs of statoblasts from three phylactolaemate species from Okinawa. A, Plumatella casmiana Oka, 1907, floatoblast, dorsal view. B, Plumatella casmiana, sessoblast. C, Plumatella emarginata Allman, 1844, floatoblast, ventral view. D, Plumatella mukaii Wood, 2001, floatoblast, ventral view. E, Plumatella repens (Linnaeus, 1758), floatoblast, dorsal view. Scale bars: 100 μm.
FIGURE 6. Rumarcanella yanbaruensis n in Freshwater Bryozoa of Okinawa, Japan, with descriptions of Rumarcanella gen. nov. (Phylactolaemata: Plumatellidae) and two new species
FIGURE 6. Rumarcanella yanbaruensis n. sp. A, colony. B, floatoblast, ventral (left) and dorsal (right) valves.
FIGURE 5. Rumarcanella gusuku n in Freshwater Bryozoa of Okinawa, Japan, with descriptions of Rumarcanella gen. nov. (Phylactolaemata: Plumatellidae) and two new species
FIGURE 5. Rumarcanella gusuku n. sp. SEM micrographs of floatoblast. A, ventral valve. B, enlargement of A, showing hypertubercles on the fenestra. C, dorsal valve. D, enlargement of C, showing hypertubercles on the fenestra.
FIGURE 2 in Annotated checklist of the freshwater fishes of continental and insular Honduras
FIGURE 2. Map of Honduras showing 19 major Honduran river drainage basins. Shaded areas depict drainages located on the Pacific slope; unshaded areas are on the Atlantic Slope.
FIGURE 1 in Annotated checklist of the freshwater fishes of continental and insular Honduras
FIGURE 1. Map of Honduras showing the political divisions (Departments). Dots represent localities sampled during 2005–2008.
FIGURE 3 in Freshwater leech (Annelida: Hirudinida) distribution in the Canadian Province of Newfoundland and Labrador and adjacent regions: check-list, new records, new pigmentation forms, and Pleistocene refugia
FIGURE 3. Distribution of rare leeches. Circles, 2004 survey; squares, literature locations (Pawlowski 1948, Davies 1973); triangles, museum specimens. A, Alboglossiphonia heteroclita (Linnaeus); B, Theromyzon sp.; C, Haemopis marmorata (Say): circles and squares; Haemopis lateromaculata Mathers: triangles; D, Haemopis grandis (Verrill) and Erpobdella parva (Moore): both museum specimens found at the same site (Fox Island- see text).
FIGURE 4 in Oligosarcus perdido (Characiformes, Characidae), a new species of freshwater fish from Serra da Bodoquena, upper Rio Paraguai basin, Brazil
FIGURE 4. Pectoral girdle in right lateral (A), mesial (B), and left lateral view of the caudal skeleton of Oligosarcus perdido. Paratype LIRP 5896, 53.4 mm SL.
FIGURE 3 in Oligosarcus perdido (Characiformes, Characidae), a new species of freshwater fish from Serra da Bodoquena, upper Rio Paraguai basin, Brazil
FIGURE 3. Hyoid arch in left lateral view (A). Complete branchial skeleton in dorsal view (B). Detail of lower pharyngeals in dorsal view (C) and upper pharyngeals in ventral view (D) of Oligosarcus perdido, paratype LIRP 5896, 53.4 mm SL.
FIGURE 1. A in Oligosarcus perdido (Characiformes, Characidae), a new species of freshwater fish from Serra da Bodoquena, upper Rio Paraguai basin, Brazil
FIGURE 1. A) Oligosarcus perdido. Holotype, MZUSP 94691, 97.8 mm SL, left lateral view. B) Oligosarcus perdido, c&s specimen, paratype LIRP 5896, 53.4 mm SL, right lateral view.
FIGURE 2 in Oligosarcus perdido (Characiformes, Characidae), a new species of freshwater fish from Serra da Bodoquena, upper Rio Paraguai basin, Brazil
FIGURE 2. Infraorbital series (A). Upper jaw (B) and suspensoriun (C) of Oligosarcus perdido. Paratype LIRP 5896, 53.4 mm SL. All right lateral views.
FIGURE 3 in On the rotifer fauna of Disko Island, Greenland, with notes on selected species from a stagnant freshwater lake
FIGURE 3. Microcodides chlaena. SEMphotos of trophi. A: dorsal view. B: ventral view. al – alula; ba – basal apophysis; bf – basifenestra; ep – epipharynx; sf – subbasifenestra.
FIGURE 2 in On the rotifer fauna of Disko Island, Greenland, with notes on selected species from a stagnant freshwater lake
FIGURE 2. Eothinia elongata. SEMphotos of trophi. A: lateral view. B: rami, ventral view. C: frontal view. D: ventrocaudal view. E: detail showing basal hinge on ventral side of rami. F: uncus. bf – basifenestra; ep – epipharynx; mm – aperture from medial manubrium chamber; op – oral plates; pm – aperture from posterior manubrium chamber; sf – subbasifenestra; ul – uncus lamellae; ut – principal uncus tooth.
FIGURE 1 in On the rotifer fauna of Disko Island, Greenland, with notes on selected species from a stagnant freshwater lake
FIGURE 1. LMphotos of selected rotifers. A: Eothinia elongata, lateral view. B: Microcodides chlaena, immature specimen, lateral view. C. Corona of Stephanoceros fimbriatus. D. M. chlaena, mature animal, lateral view. Arrow shows location of lateral antenna.
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.