Deep-sea biodiversity at the extremes of the Salas y Gómez and Nazca ridges with implications for conservation

41. Ga´ lvez-Larach M. Seamounts of Nazca and Salas y Go´ mez: a review for management and conserva- tion purposes. Latin American Journal of Aquatic Research. 2009; 37(3): 497–500. 42. Gove JM, McManus MA, Neuheimer AB, Polovina JJ, Drazen JC, Smith CR, et al. Near-island biologi- cal hotspots in barren ocean basins. Nature Communications. 2016; 7(1): 1–8. https://doi.org/10. 1038/ncomms10581 PMID: 26881874 43. Sandin SA, Smith JE, DeMartini EE, Dinsdale EA, Donner SD, Friedlander AM, et al. Baselines and degradation of coral reefs in the Northern Line Islands. PloS ONE. 2008; 3(2): e1548. https://doi.org/ 10.1371/journal.pone.0001548 PMID: 18301734 44. DeMartini EE, Friedlander AM, Sandin SA, Sala E. Differences in fish-assemblage structure between fished and unfished atolls in the northern Line Islands, central Pacific. Marine Ecology Progress Series. 2008; 365: 199–215. 45. Giddens J, Goodell W, Friedlander A, Salinas-de-Leo´n P, Shepard C, Henning B, et al. Patterns in bathyal demersal biodiversity and community composition around archipelagos in the Tropical Eastern Pacific. Frontiers in Marine Science. 2019; 6: 388. 46. Friedlander AM, Giddens J, Ballesteros E, Blum S, Brown EK, Caselle JE, et al. Marine biodiversity from zero to a thousand meters at Clipperton Atoll (Iˆle de La Passion), Tropical Eastern Pacific. PeerJ. 2019; 7: e7279. https://doi.org/10.7717/peerj.7279 PMID: 31341739 47. Parin NV, Shcherbachev YN. Two new argentinine fishes of the genus Glossanodon from the eastern South Pacific. Japanese Journal of Ichthyology. 1982; 28(4): 381–384.

48. Anderson WD, Springer VG. Review of the perciform fish genus Symphysanodon Bleeker (Symphysa- nodontidae), with descriptions of three new species, S. mona, S. parini, and S. rhax. Zootaxa. 2005; 996(1): 1–44. 49. Sellanes J, Salisbury RA, Tapia JM, Asorey CM. A new species of Atrimitra Dall, 1918 (Gastropoda: Mitridae) from seamounts of the recently created Nazca-Desventuradas Marine Park, Chile. PeerJ. 2019; 7: e8279. https://doi.org/10.7717/peerj.8279 PMID: 31875160 50. Comite´ Oceanogra´ fico Nacional de Chile 2017. Crucero CIMAR 22 Islas Ocea´ nicas (13 de octubre al 14 de noviembre de 2016) resultados preliminares. 130 pp. 51. Ferna´ndez M, Hormaza´ bal S. Overview of recent advances in oceanographic, ecological and fisheries research on oceanic islands in the southeastern Pacific Ocean. Latin American Journal of Aquatic Research. 2014; 42(4): 666–672. 52. Easton EE, Sellanes J, Gaymer CF, Morales N, Gorny M, Berkenpas E. Diversity of deep-sea fishes of the Easter Island Ecoregion. Deep Sea Research Part II: Topical Studies in Oceanography. 2017; 137: 78–88. 53. Wagner D, Friedlander AM, Pyle PL, Brooks CM, Gjerde KM, Wilhelm TA. Coral reefs of the high seas: hidden biodiversity hotspots in need of protection. Frontiers in Marine Science. 2021; https://doi. org/10.3389/fmars.2020.567428 54. Friedlander AM, Ballesteros E, Beets J, Berkenpas E, Gaymer CF, Gorny M, et al. Effects of isolation and fishing on the marine ecosystems of Easter Island and Salas y Go´mez, Chile. Aquatic Conserva- tion: Marine and Freshwater Ecosystems. 2013; 23(4): 515–531.

55. Turchik AJ, Berkenpas EJ, Henning BS, Shepard CM. The Deep Ocean Dropcam: A highly deployable benthic survey tool. OCEANS 2015—MTS/IEEE Washington. Institute of Electrical and Electronics Engineers Inc.; 2016. https://doi.org/10.1177/1524838014566721 PMID: 25612800 56. Spalding MD, Fox HE, Allen GR, Davidson N, Ferdaña ZA, Finlayson MA, et al. Marine ecoregions of the world: a bioregionalization of coastal and shelf areas. BioScience. 2007; 57(7): 573–583. 57. Mieth A, Bork HR. History, origin and extent of soil erosion on Easter Island (Rapa Nui). Catena. 2005; 63(2–3): 244–260. 58. Fisher RL, Norris RM. Bathymetry and geology of Sala y Gomez, southeast Pacific. Geological Society of America Bulletin. 1960; 71(4): 497–502. 59. Newman WA, Foster BA. The Rapanuian faunal district (Easter and Sala y Gomez): In search of ancient archipelagos. Bulletin of Marine Science. 1983; 33(3): 633–644. 60. Ray JS, Mahoney JJ, Duncan RA, Ray J, Wessel P, Naar DF. Chronology and geochemistry of lavas from the Nazca Ridge and Easter Seamount Chain: an* 30 Myr hotspot record. Journal of Petrology. 2012; 53(7): 1417–1448. 61. Giddens J, Turchik A, Goodell W, Rodriguez M, Delaney D. The National Geographic Society Deep- Sea Camera System: A Low-Cost Remote Video Survey Instrument to Advance Biodiversity Observa- tion in the Deep Ocean. Frontiers in Marine Science. 2021; 7:1157. https://doi.org/10.3389/fmars. 2020.601411 62. University of Hawai‘i Undersea Research Laboratory (HURL) Deep-sea Animal Identification Guide.

Available from http://www.soest.hawaii.edu/,HURL/HURLarchive/guide.php PLOS ONE Deep-sea biodiversity along the Salas y Go´ mez and Nazca ridges PLOS ONE | https://doi.org/10.1371/journal.pone.0253213 June 30, 2021 24 / 27