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.
1,337
datasets available to search
ShareScore release 0.7.1
Dataset results
1,337 results for “Antarctica”
Figures 79–92 in Revisiting Potter Cove, King George Island, Antarctica, 12 years later: new observations of marine benthic diatoms
Figures 79–92: Marine benthic diatoms in Potter Cove, King George Island, Antarctica, summer 2015. (79) Gyrosigma arcuatum. (80) Gyrosigma fasciola. (81) Gyrosigma cf. obscurum. (82) Pleurosigma eudon var. kerguelensis. (83) Pleurosigm diversestriatum. (84) Pleurosigma strigosum. (85) Amphora gourdonii. (86) Amphora marina. (87, 88) Amphora sp. 1. (89) Amphora sp. 2. (90) Cylindrotheca closterium. (91, 92) Fragilariopsis cylindrus.
Fig. 3 in Oncholaimus langhovdensis sp. nov. (Nematoda: Enoplea: Oncholaimida), a New Species of Free-living Marine Nematode from Langhovde, Dronning Maud Land, East Antarctica
Fig. 3. Oncholaimus langhovdensis sp. nov., SEM images. A female ICHUM 5322 (A, B, D, F) and a male ICHUM 5321 (C, E). A, head, anterior view; B, head, lateral view; C, male tail, lateral view; D, female tail, lateral view; E, male cloacal region, ventral view; F, vulva, ventrolateral view. Scale bars: A, B, E, F, 10 µm; C, D, 50 µm.
Fig. 2 in Oncholaimus langhovdensis sp. nov. (Nematoda: Enoplea: Oncholaimida), a New Species of Free-living Marine Nematode from Langhovde, Dronning Maud Land, East Antarctica
Fig. 2. Oncholaimus langhovdensis sp. nov. Male ICHUM 5311 (holotype; A, B), females ICHUM 5316 (C, D) and 5317 (E). A, testes; B, left spicule, lateral view; C, female posterior region; D, uvette and osmosium, right lateral view; E, uvette and osmosium, ventral view. Abbreviations: a.t., anterior testis; d.e., ductus entericus; d.u., ductus uterinus; e., egg; i., intestine; os., osmosium; ov., ovary; p.t., posterior testis; ut., uterus; uv., uvette; v., vulva; v.d., vas deferens. Scale bars: A, C, 500 µm; B, 10 µm; D, E, 50 µm.
Fig. 6 in Two New Species of Free-living Marine Nematodes (Nematoda: Axonolaimidae and Tripyloididae) from the Coast of Antarctica
Fig. 6. Parabathylaimus jare sp. nov. A, malformed spicule and gubernaculum (ICHUM 5376); B, spicule and gubernaculum (ICHUM 5377); C, female body (ICHUM 5493); D, female head (ICHUM 5493); E, female posterior region (ICHUM 5493); F, vaginal region (ICHUM 5493). Scale bars: A, B, 10 µm; C, 500 µm; D, 20 µm; E, F, 100 µm.
Fig. 2 in Two New Species of Free-living Marine Nematodes (Nematoda: Axonolaimidae and Tripyloididae) from the Coast of Antarctica
Fig. 2. Odontophora odontophoroides sp. nov. A, B, E–J, differential interference contrast photomicrographs; C, D, SEM images. A, inner view of head (holotype); B, amphid and odontia (holotype); C, mouth opening with odontia (non-type male); D, amphidial aperture (nontype male); E, distal end of spicule with spine-like structures (holotype); F, ventral view of left spicule (white arrowheads) and gubernacula (black arrowheads) (dissected non-type); G, gubernaculum (holotype); H, precloacal pore (holotype); I, precloacal supplement (black arrowhead) (holotype); J, contents of testis (holotype); K, sperms in seminal vesicle (holotype). Scale bars: A–G, J, K, 10 µm; H, I, 5 µm.
Fig. 4 in Two New Species of Free-living Marine Nematodes (Nematoda: Axonolaimidae and Tripyloididae) from the Coast of Antarctica
Fig. 4. Parabathylaimus jare sp. nov. A, male body (holotype); B, male anterior region (holotype); C, male head, dorso-lateral view (holotype); D, male head, lateral view (ICHUM 5377); E, male posterior region (holotype); F, male posterior region (ICHUM 5377); G, spicule and gubernaculum (holotype). Abbreviations: a.t., anterior testis; s.v., seminal vesicle; v.d., vas deferens. Scale bars: A, 500 µm; B, E, F, 100 µm; C, D, 20 µm; G, 10 µm.
Fig. 1 in Two New Species of Free-living Marine Nematodes (Nematoda: Axonolaimidae and Tripyloididae) from the Coast of Antarctica
Fig. 1. Odontophora odontophoroides sp. nov. A, male body (holotype); B, male anterior region (holotype); C, male head with closed mouth (holotype); D, male posterior region (holotype); E, male genital apparatus (holotype); F, G, spicule and gubernaculum (ICHUM 5486 and 5488, respectively). Abbreviations: a.t., anterior testis; e.g., ejaculatory glands; p.p., precloacal pore; p.s., precloacal supplement; p.t., posterior testis; s.v., seminal vesicle; v.d., vas deferens. Scale bars: A, 500 µm; B, D, 100 µm; C, 20 µm; E–G, 10 µm.
FIG. 8. — Microxina sarai n in Four new demosponge species from Terra Nova Bay (Ross Sea, Antarctica)
FIG. 8. — Microxina sarai n. sp.; A, paratype; B, skeletal architecture showing the ascending tracts of oxeas forming superficial brushes; C, thin, spicular ectosomal membrane; D, choanosomal skeleton; E, microxea; F, sigma. Scale bars: A, 1 cm; B, 2.5 mm; C, 140 µm; D, 700 µm; E, F, 10 µm.
FIG. 7. — Microxina lanceolata n in Four new demosponge species from Terra Nova Bay (Ross Sea, Antarctica)
FIG. 7. — Microxina lanceolata n. sp.; A, straight oxeas; B, sigmas; C, oxea extremities. Scale bars: A, 100 µm; B, C, 50 µm.
FIG. 4. — Ectyodoryx minuta n in Four new demosponge species from Terra Nova Bay (Ross Sea, Antarctica)
FIG. 4. — Ectyodoryx minuta n. sp.; A, holotype; B, detail of the sponge surface; C, ectosome; D, choanosomal skeleton; E, head of an echinating acanthostyle; F, I, extremities of anisotornotes; G, J, acanthostyles forming the choanosomal reticulation; H, group of sigmas; K, slender isochela; L, thick and arcuate isochela. Scale bars: A, 1 cm; B, 3 mm; C, 600 µm; D, 160 µm; E, H, K, L, 10 µm; F, I, 5 µm; G, 100 µm; J, 40 µm.
FIG. 3. — Iophon terranovae n in Four new demosponge species from Terra Nova Bay (Ross Sea, Antarctica)
FIG. 3. — Iophon terranovae n. sp.; A, oxeote-styles; B, tylote; C, slender style; D, palmate anisochelae; E, oxeote-style ends; F, bipocilla. Scale bars: A-C, 100 µm; D-F, 100 µm.
FIG. 2. — Iophon terranovae n in Four new demosponge species from Terra Nova Bay (Ross Sea, Antarctica)
FIG. 2. — Iophon terranovae n. sp.; A, paratype; B, C, thick ectosomal layer of vertically arranged acanthostyles (arrow) supported by the choanosomal reticulation; D, E, unequal ended bipocilla; F, G, bifid and hooked extremities of acanthostyles; H-J, palmate isochelae. Scale bars: A, 1 cm; B, C, 700 µm; D, F-J, 10 µm; E, 5 µm.
FIG. 2.— Cirolana mclaughlinae n in A new species of Cirolana Leach, 1818 (Crustacea, Isopoda, Cirolanidae) from the western Ross Sea, Antarctica, the first record of the genus from polar waters
FIG. 2.— Cirolana mclaughlinae n. sp., paratype, 12.5 mm (NIWA 17949): A, maxilliped; B, maxilliped endite; C, left mandible; D, mandible palp; E, maxilla; F, maxillule; G, left mandible, distal; H, right mandible, distal.
FIG. 1.— Cirolana mclaughlinae n in A new species of Cirolana Leach, 1818 (Crustacea, Isopoda, Cirolanidae) from the western Ross Sea, Antarctica, the first record of the genus from polar waters
FIG. 1.— Cirolana mclaughlinae n. sp.: A-H, holotype, 14.9 mm (NIWA 17948); I-K, paratype, 12.5 mm (NIWA 17949); A, dorsal view; B, lateral view; C, frons; D, head dorsal view; E, head, pereonite 1, lateral view; F, pleon, lateral view; G, pleotelson and uropods, dorsal view; H, sternite 7 and penes; I, antennule; J, antennule flagellum; K, antenna.
FIG. 3.— Cirolana mclaughlinae n in A new species of Cirolana Leach, 1818 (Crustacea, Isopoda, Cirolanidae) from the western Ross Sea, Antarctica, the first record of the genus from polar waters
FIG. 3.— Cirolana mclaughlinae n. sp., paratype, 12.5 mm (NIWA 17949): A, pereopod 1; B, pereopod 2; C, pereopod 1, tip of dactylus; D, pereopod 1 dactylus; E, pereopod 6; F, pereopod 7.
FIG. 4.— Cirolana mclaughlinae n in A new species of Cirolana Leach, 1818 (Crustacea, Isopoda, Cirolanidae) from the western Ross Sea, Antarctica, the first record of the genus from polar waters
FIG. 4.— Cirolana mclaughlinae n. sp., paratype, 12.5 mm (NIWA 17949): A-D, pleopods 1-3 and 5 respectively; E, uropod; F, uropodal endopod, apex; G, uropodal exopod, apex.
Fig. 4 in A new species of Anobothrus (Polychaeta, Ampharetidae) from the Weddell Sea (Antarctica), with notes on habitat characteristics and an updated key to the genus
Fig. 4. Anobothrus konstantini Säring & Bick sp. nov. A. Complete specimen with one outermost branchia, lateral view, arrow: dorsal ridge on segment 12 (TC 11, TU 7), additional material (ZSRO-P2657). B. Long thoracic notochaeta, additional material (ZSRO-P2658). C. Short thoracic notochaeta, additional material (ZSRO-P2658). D. Long notochaeta of the modified segment 12 (TC 11, TU 7), additional material (ZSRO-P2658). E. Short notochaeta of the modified segment 12 (TC 11, TU 7), additional material (ZSRO-P2658). F. Dorsal view of the anterior end, paratype (ZSRO-P2662). G. Lateral view of thoracic uncinus, additional material (ZSRO-P2658). H. Frontal view of thoracic uncinus, additional material (ZSRO-P2658). I. Lateral view of abdominal uncinus, additional material (ZSRO-P2658). J. Frontal view of abdominal uncinus, additional material (ZSRO-P2658). K. Lateral view of three thoracic segments, arrow: dorsal ridge on segment 12 (TC 11, TU 7) with slightly elevated notopodia, additional material (ZSRO-P2656). L. Lateral view of last thoracic, two intermediate and first abdominal segments, paratype (ZSRO-P2663). Scale bars: A = 500 µm; B–E = 100 µm; F, K = 200 µm; G–H = 10 µm; I–J = 5 µm; L = 50 µm.
Fig. 6 in A new species of Anobothrus (Polychaeta, Ampharetidae) from the Weddell Sea (Antarctica), with notes on habitat characteristics and an updated key to the genus
Fig. 6. Anobothrus konstantini Säring & Bick sp. nov. SEM micrographs. A. Anterior end and thorax, dorsal view, arrows: segment 6 (thoracic chaetiger 5, thoracic unciniger 1) and segment 12 (TC 11, TU 7), paratype (ZSRO-P2661). B. Pores in glandular band on segment 6 (TC 5, TU 1), dorsal view, paratype (ZSRO-P2661).C. Elevated ridge with cilia on segment 12 (TC 11, TU 7), dorsal view, paratype (ZSRO-P2661). D. Posterior end with papillose pygidium, lateral view, paratype (ZSRO-P2663). E. Last thoracic, two intermediate and first abdominal segments, lateral view, paratype (ZSRO-P2663). F. 4 longer and 3 shorter notochaetae of notopodium on segment 15 (TC 14, TU 10), paratype (ZSRO-P2661). G. Margin of short notochaetae on segment 15 (TC 14, TU 10), paratype (ZSRO-P2661). H. Margin of long notochaetae on segment 15 (TC 14, TU 10), paratype (ZSRO-P2661). I. Modified notochaetae on segment 12 (TC 11, TU 7), paratype (ZSRO-P2661). J. Abdominal uncini on abdominal segment 8, frontal view, paratype (ZSRO-P2663). K. Abdominal uncinus on abdominal segment 8, lateral view, paratype (ZSRO-P2663). Scale bars: A, E = 100 µm; B, I = 2 µm; C, D = 20 µm; F, H = 10 µm; G = 3 µm, J–K = 1 µm.
Fig. 5 in A new species of Anobothrus (Polychaeta, Ampharetidae) from the Weddell Sea (Antarctica), with notes on habitat characteristics and an updated key to the genus
Fig. 5. Anobothrus konstantini Säring & Bick sp. nov., additional material (ZSRO-P2658). Micro-CT graphs, additional material. A. Anterior end with arrangement of branchiae, dorsal view. B. Anterior end with arrangement of branchiae, frontal view (note semicircular arrangement of paleae; arrows: small paleae on each side). C. Frontal view of anterior end, without branchiae or paleae (note: Ampharete-type prostomium). D. Anterior end, transverse section of branchiae, paleae and prostomium (note arrows: small paleae on each side). Scale bars: A–D = 100 µm.
Fig. 3 in A new species of Anobothrus (Polychaeta, Ampharetidae) from the Weddell Sea (Antarctica), with notes on habitat characteristics and an updated key to the genus
Fig. 3. Anobothrus konstantini Säring & Bick sp. nov. Micrographs of ShirlastainA staining pattern. A. Complete specimen, lateral view with one outermost branchia, additional material (ZSRO-P2657). B. Notochaetae on segment 11 (TC 10), paratype (ZSRO-P2662). C. Modified notochaetae on segment 12 (TC 11, TC 7), paratype (ZSRO-P2660). D. Dorsal view of anterior end, arrow: glandular circular band on segment 6 (TC 5, TU 1), paratype (ZSRO-P2662). E. Lateral view, arrow: reduced neuropodium on segment 5 (TC 4), without uncini, paratype (ZSRO-P2662). F. Lateral view of anterior end, paratype (ZSRO-P2662). G. Lateral view of three thoracic segments, arrow: modified notopodium with dorsal ridge on segment 12 (TC 11, TU 7), paratype (ZSRO-P2662). Scale bars: A = 500 µm; B = 50 µm, C = 20 µm; D–E = 100 µm; F–G = 200 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.