:Southern lanternshark

{{Short description|Species of shark}}

{{Speciesbox

| name = Southern lanternshark

| image = Etmopterus granulosus.jpg

| status = LC

| status_system = IUCN3.1

| status_ref={{cite iucn |author=Finucci, B. |author2=Lamilla, J. |date=2018 |title=Etmopterus granulosus |volume=2018 |page=e.T116856245A3120311 |doi=10.2305/IUCN.UK.2018-2.RLTS.T116856245A3120311.en |access-date=18 November 2021}}

| genus = Etmopterus

| species = granulosus

| range_map = Etmopterus granulosus distmap.png

| range_map_caption = Range of the southern lanternshark (in blue)

| authority = (Günther, 1880)

| synonyms =

Etmopterus baxteri Garrick, 1957

}}

{{Portal|Sharks}}

The southern lanternshark (Etmopterus granulosus) is a shark of the family Etmopteridae found in the southeast Pacific between latitudes 29°S and 59°S, at depths of between 220 and 1,460 m. This species has been found off Northland, off the Chatham Islands, on the Campbell Plateau, all in New Zealand waters.{{Cite book|title=The fishes of New Zealand|last1=Roberts|first1=Clive|last2=Stewart|first2=A. L.|last3=Struthers|first3=Carl D.|last4=Barker|first4=Jeremy|last5=Kortet|first5=Salme|last6=Freeborn|first6=Michelle|publisher=Te Papa Press|year=2015|isbn=9780994104168|volume=2|location=Wellington, New Zealand|pages=142|oclc=908128805}} Its length is up to 60 cm. Reproduction is ovoviviparous, with 10 to 13 pups in a litter, length at birth about 18 cm.{{FishBase | genus = Etmopterus | species = granulosus | month = June | year = 2017 }}{{cite journal | url=http://onlinelibrary.wiley.com/wol1/doi/10.1111/jfb.12874/abstract | doi=10.1111/jfb.12874 | title=Annotated checklist of the living sharks, batoids and chimaeras (Chondrichthyes) of the world, with a focus on biogeographical diversity | year=2016 | last1=Weigmann | first1=S. | journal=Journal of Fish Biology | volume=88 | issue=3 | pages=837–1037 | pmid=26860638 | bibcode=2016JFBio..88..837W | url-access=subscription }} They exhibit bioluminescence.{{cite web| url=https://www.bbc.co.uk/news/world-asia-56256808| title=Glow-in-the-dark sharks found off New Zealand coast| date=3 March 2021| publisher=BBC News| access-date=6 March 2021}}

Parasites of the southern lanternshark, studied off Chile, include Monogeneans, Digeneans, Cestodes, Nematodes, and Copepodes.{{cite journal|last1=Espínola-Novelo|first1=Juan F.|last2=Escribano|first2=Rubén|last3=Oliva|first3=Marcelo E.|title=Metazoan parasite communities of two deep-sea elasmobranchs: the southern lanternshark, Etmopterus granulosus, and the largenose catshark, Apristurus nasutus, in the Southeastern Pacific Ocean|journal=Parasite|volume=25|year=2018|pages=53|issn=1776-1042|doi=10.1051/parasite/2018054|pmid=30457552|pmc=6244290|url=}} {{open access}}

In June 2018 the New Zealand Department of Conservation classified E. granulosus as "Not Threatened" with the qualifier "Secure Overseas" under the New Zealand Threat Classification System.{{Cite book|url=https://www.doc.govt.nz/globalassets/documents/science-and-technical/nztcs23entire.pdf|title=Conservation status of New Zealand chondrichthyans (chimaeras, sharks and rays), 2016|last1=Duffy|first1=Clinton A. J.|last2=Francis|first2=Malcolm|last3=Dunn|first3=M. R.|last4=Finucci|first4=Brit|last5=Ford|first5=Richard|last6=Hitchmough|first6=Rod|last7=Rolfe|first7=Jeremy|publisher=Department of Conservation|year=2018|isbn=9781988514628|location=Wellington, New Zealand|pages=10|oclc=1042901090}}