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197 results for “Canadian Arctic”
FIGURE 13. Chaetozone pugettensis n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 13. Chaetozone pugettensis n. sp. A, anterior end, dorsal view; B, anterior end, right lateral view; C, posterior end, dorsal view; D, posterior parapodium, anterior view; E, detail of posterior notopodial acicular spines and capillaries; F, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545).
FIGURE 6. Chaetozone bathyala n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 6. Chaetozone bathyala n. sp. Photomicrographs: A, entire animal, dorsal view; B, anterior end, ventral view; C, anterior end, right lateral view, showing MG staining pattern; D, anterior end, lateral view; E, posterior end, lateral view; F, posterior neuropodial acicular spines; G, oocyte. (A‒D, F, paratype, LACM-AHF Poly 6536; E, holotype, LACM-AHF Poly 6535; A‒B, D‒E, stained with Shirlastain A; C, stained with MG).
FIGURE 3. Chaetozone pigmentata n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 3. Chaetozone pigmentata n. sp. Paratypes (USNM 51221): A, anterior end, dorsal view; B, anterior end, right lateral view; C, far posterior parapodium, anterior view; D, posterior end, dorsal view; E, neuropodial acicular spine and capillary from far posterior segment; F, notopodial acicular spine from far posterior segment. (All paratypes, USNM 51221).
FIGURE 2. Chaetozone setosa Malmgren, 1867. A. Right setiger 78 in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 2. Chaetozone setosa Malmgren, 1867. A. Right setiger 78, anterior view; B, detail of some notoacicular spines and capillaries from same; C, detail of some neuroacicular spines and capillaries from same; D, detail of neuroacicular. (All photographed by J.A. Blake from slide mount of setiger 78, prepared by M.E. Petersen from paralectotype SMNH 1493-33).
FIGURE 8. Chaetozone careyi n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 8. Chaetozone careyi n. sp. Photomicrographs: A, anterior end in dorsolateral view; B, anterior, ventral view; C, posterior end lateral view; D, part of far posterior parapodium showing acicular spines; E, neuropodial acicular spine from far posterior setiger. (A‒B, holotype, LACM-AHF Poly 6537; C‒E, paratype, LACM-AHF Poly 6538; A‒D, stained with Shirlastain A).
FIGURE 7. Chaetozone careyi n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 7. Chaetozone careyi n. sp. A, anterior end, dorsal view; B, posterior end, lateral view; C, far posterior parapodium, anterior view; D, posterior neuropodial acicular spines and capillaries. (A‒B, holotype, LACM-AHF Poly 6537; C‒D, paratype LACM-AHF Poly 6538).
FIGURE 21. Tharyx circacutus n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 21. Tharyx circacutus n. sp. A, anterior end, dorsal view; B. anterior end, lateral view; C, posterior end, lateral view; D‒E, posterior parapodia, anterior views; F‒H, neuropodial acicular spines in posterior parapodia. (A‒B, holotype, LACM- AHF Poly 6556; C‒H, paratype LACM-AHF Poly 6557).
FIGURE 20. Tharyx alaskensis n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 20. Tharyx alaskensis n. sp. A, anterior end, dorsal view; B, posterior end dorsal view; C, juvenile, entire animal, lateral view. (All paratypes, LACM-AHF Poly 6555; stained with Shirlastain A).
FIGURE 12. Chaetozone malmgreni n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 12. Chaetozone malmgreni n. sp. Photomicrographs: A‒B, entire animal in different views; C, posterior end from same specimen in lateral view showing elevated parapodia and acicular spines and pygidial segment; D, anterior end, lateral view showing MG staining pattern, white arrows indicate where MG is concentrated. (A‒C, holotype, LACM-AHF Poly 6542; D, paratype, LACM-AHF Poly 6543; A‒C, stained with Shirlastain A; D, stained with MG).
FIGURE 4. Chaetozone pigmentata n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 4. Chaetozone pigmentata n. sp. Photomicrographs, Paratypes (USNM 51221): A, anterior end, dorsal view; B, anterior end, ventral view showing natatory setae and with cut showing eggs in coelom; C, another specimen in ventral view showing ventral ridge line; D, egg removed from coelom of specimen in 2B; E, entire specimen from Pt. Barrow collection in lateral view, showing ventral ridge line; F, anterior end, dorsal view; G, posterior neuropodial acicular spines. (All paratypes, USNM 51221; A‒B, F, stained with Shirlastain A).
FIGURE 5. Chaetozone bathyala n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 5. Chaetozone bathyala n. sp. A, anterior end, dorsal view; B, anterior end, ventral view; C, posterior end, lateral view; D, far posterior parapodium, anterior view; E, detail of posterior neuropodial acicular spines and capillaries. (A‒C, holotype, LACM-AHF Poly 6535; D‒E, paratype, LACM-AHF Poly 6536).
FIGURE 1. Chaetozone setosa Malmgren, 1867. A in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 1. Chaetozone setosa Malmgren, 1867. A, anterior end, dorsal view; B, posterior notoacicular seta; C, posterior neuroacicular seta and capillary; D, right setiger 12, posterior view; E, right setiger 59, posterior view; F, right setiger 78, posterior view. (A, redrawn from a sketch prepared by M.E. Petersen of the lectotype (SMNH 1493-03); B‒C, originals of acicular setae by J.A. Blake from slide mount of setiger 78 prepared by M.E. Petersen from paralectotype SMNH 1493-33); D‒F, originals by M.E. Petersen from paralectotype SMNH 1493-33.
FIGURE 11. Chaetozone malmgreni n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 11. Chaetozone malmgreni n. sp. A, anterior end, dorsal view; B, anterior end, right lateral view; C‒D, posterior end in different views; E, posterior noto- and neuropodial acicular spines separated by ciliated organ (arrow points to ciliated organ); F, far posterior parapodium, posterior view. (A‒D, holotype, LACM-AHF Poly 6542; E‒F, paratype, LACM-AHF Poly 6543).
FIGURE 10. Chaetozone ruffi n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 10. Chaetozone ruffi n. sp. Photomicrographs: A, anterior fragment in dorsolateral view; B, posterior end, dorsal view showing posterior cinctures and deep dorsal groove; C, posterior end in lateral view showing pygidium; D, entire posterior setiger in anterior view. (A, D‒E, paratypes, LACM-AHF Poly 6541; B‒C, holotype, LACM-AHF Poly 6540; A‒C, stained with Shirlastain A).
FIGURE 16. Chaetozone hobsonae n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 16. Chaetozone hobsonae n. sp. Photomicrographs: A, posterior parapodium, anterior view; B, detail of posterior notopodial acicular spines and capillaries; C, detail of posterior neuropodial acicular spines and capillaries. (Paratypes, Sta. 25, LACM-AHF Poly 6550).
FIGURE 15. Chaetozone hobsonae n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 15. Chaetozone hobsonae n. sp. A, anterior end, dorsal view; B, anterior end, right lateral view; C, posterior end, dorsal view; D, parapodium from far posterior setiger, anterior view; E, detail of posterior neuropodial acicular spine and capillary; F, detail of posterior neuropodial acicular spine and capillaries. (Paratypes, Sta. 25, LACM-AHF Poly 6550).
FIGURE 17. Chaetozone camasetosa n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 17. Chaetozone camasetosa n. sp. A, anterior end, dorsal view; B, posterior end, dorsal view; C, detail of far posterior acicular notopodial spine with recurved tip, inset not to scale. (A‒B, holotype, LACM-AHF Poly 6552; paratype, LACM-AHF Poly 6553).
FIGURE 18. Chaetozone camasetosa n in New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic
FIGURE 18. Chaetozone camasetosa n. sp. Photomicrographs: A, far posterior segment, anterior view; B, close up of far posterior noto- and neuropodial acicular spines and capillaries from same segment; C, detail of neuropodial acicular spine from same segment. (All paratypes, LACM-AHF Poly 6553).
Canadian Arctic whale genomic data and code to estimate genetic offsets
<div>This is a repository for code and data used in estimating genetic offsets in Arctic whales in the eastern Canadian Arctic. See README.md file for details.</div> <div><br>Associated publication:</div> <div>de Greef, E., Müller, C., Snead A., Rivkin, L. R., Ferguson, S. H., Watt, C. A., Marcoux, M., Petersen, S. D., and Garroway, C. J. (2025). Identifying areas of potential risk based on future genetic adaptability in three Arctic whale species. <em>The American Naturalist.</em></div> <div> </div>
Subspecies and Distribution.. lupus Linnaeus, 1758 — Asia, Europe. ON SSNS. albus Kerr, 1792 — N Russia. 0. arctos Pocock, 1935 — Canadian High Arctic. SS O 0. baileyi Nelson & Goldman, 1929 — Mexico, SW USA (extinct in the wild). OO. communis Dwigubski, 1804 — C Russia. SNS 0. cubanensis Ognev, 1923 — E-C Asia. SN O. dingo Meyer, 1793 — SE Asia and Australasia. 0 NN OOOO. lycaon Schreber, 1775 — SE Canada, NE USA. SNS. nubilus Say, 1823 — E-C Canada and C USA.. occidentalis Richardson, 1829 — Alaska, NW Canada. ~ = C. I. pallipes Sykes, 1831 — Middle East and SW Asia to India. in Canidae
Subspecies and Distribution.. lupus Linnaeus, 1758 — Asia, Europe. ON SSNS. albus Kerr, 1792 — N Russia. 0. arctos Pocock, 1935 — Canadian High Arctic. SS O 0. baileyi Nelson & Goldman, 1929 — Mexico, SW USA (extinct in the wild). OO. communis Dwigubski, 1804 — C Russia. SNS 0. cubanensis Ognev, 1923 — E-C Asia. SN O. dingo Meyer, 1793 — SE Asia and Australasia. 0 NN OOOO. lycaon Schreber, 1775 — SE Canada, NE USA. SNS. nubilus Say, 1823 — E-C Canada and C USA.. occidentalis Richardson, 1829 — Alaska, NW Canada. ~ = C. I. pallipes Sykes, 1831 — Middle East and SW Asia to India.
ScienceDex guides
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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.