Neothunnus

{{Short description|Subgenus of fishes}}

{{Automatic taxobox

|taxon=Thunnus (Neothunnus)

|image=Thunnus albacares.png

|image_caption=T. albacares yellowfin tuna

|authority=Kishinouye, 1923

|display_parents = 2

|subdivision_ranks=Species

|subdivision=

}}

Thunnus (Neothunnus) is a subgenus of ray-finned bony fishes in the Thunnini, or tuna, tribe. More specifically, Neothunnus is a subgenus of the genus Thunnus, also known as the "true tunas". Neothunnus is sometimes referred to as the yellowfin group, and comprises three species:

;subgenus Thunnus (Neothunnus)

{{cladogram|title=Thunnus (Neothunnus), the Yellowfin group

|align=left |caption=Cladogram: The yellowfin group of tunas, subgenus Thunnus (Neothunnus), within the tribe Thunnini.{{cite journal|last=Graham|first=Jeffrey B.|author2=Dickson, Kathryn A.|title=Tuna Comparative Physiology|journal=The Journal of Experimental Biology|year=2004|volume=207|issue=23|pages=4015–4024|doi=10.1242/jeb.01267|access-date=20 September 2012 |url=http://jeb.biologists.org/content/207/23/4015.full.pdf+html |format=PDF|pmid=15498947|doi-access=|bibcode=2004JExpB.207.4015G |url-access=subscription}}{{cite journal|last=Catanese|first=Gaetano|author2=Manchado, Manuel |author3=Infante, Carlos |title=Evolutionary relatedness of mackerels of the genus Scomber based on complete mitochondrial genomes: Strong support to the recognition of Atlantic Scomber colias and Pacific Scomber japonicus as distinct species|journal=Gene|date=15 February 2010|volume=452|issue=1|pages=35–43|doi=10.1016/j.gene.2009.12.004|pmid=20035845}}

|cladogram=

{{Barlabel

|style=font-size:88%;|align=left|labelwidth=12

|size=15

|at1=8.7|label1=subgenus Neothunnus|bar1=green

|at2=9.3|label2=(yellowfin group)|bar2=green

|at3=12.7|label3=subgenus Thunnus|bar3=black

|at4=13.3|label4=(bluefin group)|bar4=black

|cladogram=

{{clade| style=font-size:100%;line-height:90%;width:690px;

|label1={{black|tribe Thunnini,}}

|1={{clade

|label1={{black|tunas}}

|1={{clade

|1={{clade

|label1={{black|Allothunnus,}}

|1={{clade

|1={{black|A. fallai}} slender tuna

}}

}}

|2={{clade

|1={{clade

|label1={{black|Auxis, frigate tunas}}

|1={{clade

|1={{black|A. thazard}} frigate tuna 50 px

|2={{black|A. rochei}} bullet tuna

}}

}}

|2={{clade

|1={{clade

|label1={{black|Euthynnus, little tunas}}

|1={{clade

|1={{clade

|1={{clade

|1={{black|E. lineatus}} black skipjack tuna

|2={{black|E. alleteratus}} little tunny 50 px

}}

|2={{black|E. affinus}} mackerel tuna or kawakawa

}}

}}

}}

|2={{clade

|1={{clade

|label1={{black|Katsuwonus}}

|1={{clade

|1={{clade

|1={{black|K. pelamis}} skipjack tuna 50 px

}}

}}

}}

|2={{clade

|label1={{black|Thunnus, true tunas}}

|1={{clade

|1={{cladex

|1={{cladex

|1={{cladex

|1={{cladex

|1={{cladex |thickness=3

|1={{cladex |thickness=3

|1={{green|T. atlanticus}} blackfin tuna 50 px

|barbegin1=green

|2={{green|T. albacares}} yellowfin tuna 50 px

|bar2=green

}}

|2={{green|T. tonggol}} longtail tuna

|barend2=green

}}

|2={{black|T. obesus}} bigeye tuna 50 px

|bar2=black

}}

|2={{black|T. maccoyii}} southern bluefin tuna

|bar2=black

}}

|2={{black|T. thynnus}} Atlantic bluefin tuna 50 px

|bar2=black

}}

|2={{cladex

|1={{black|T. alalunga}} Albacore tuna 50 px

|bar1=black

|2={{black|T. orientalis}} Pacific bluefin tuna

|barend2=black

}}

}}

}}

}}

}}

}}

}}

}}

}}

}}

}}

}}

{{clear}}

::

class="wikitable"
style="background-color: #FFFFB7; color:black;" colspan="9"| Thunnus (Neothunnus) – the yellowfin group of tunas
Common name

! Scientific name

! Maximum
length

! Common
length

! Maximum
weight

! Maximum
age

! Trophic
level

! Source

! IUCN status

Blackfin tuna

| T. atlanticus{{br}}(Lesson, 1831)

| style="text-align:right;"| {{convert|108|cm|ft|abbr=on|disp=br()}}

| style="text-align:right;"| {{convert|72|cm|ft|abbr=on|disp=br()}}

| style="text-align:right;"| {{convert|22.4|kg|lb|abbr=on|disp=br()}}

| style="text-align:right;"|

| style="text-align:center;"| 4.13

| style="text-align:center;"| {{FishBase | genus = Thunnus | species = atlanticus | month = January | year = 2012}}

| LC IUCN 3 1.svg Least concern{{cite iucn |author=Collette, B. |author2=Amorim, A.F. |author3=Boustany, A. |author4=Carpenter, K.E. |author5=Dooley, J. |author6=de Oliveira Leite Jr. |author7=N. |author8=Fox, W. |author9=Fredou, F.L. |author10=Fritzsche, R. |author11=Graves, J. |author12=Viera Hazin, F.H. |author13=Juan Jorda, M. |author14=Kada, O. |author15=Minte Vera, C. |author16=Miyabe, N. |author17=Nelson, J. |author18=Nelson, R. |author19=Oxenford, H. |author20=Teixeira Lessa, R.P. |author21=Pires Ferreira Travassos, P.E. |date=2011 |title=Thunnus atlanticus |volume=2011 |page=e.T155276A4764002 |doi=10.2305/IUCN.UK.2011-2.RLTS.T155276A4764002.en |access-date=12 November 2021}}

Longtail tuna

| T. tonggol{{br}}(Bleeker, 1851)

| style="text-align:right;"| {{convert|145|cm|ft|abbr=on|disp=br()}}

| style="text-align:right;"| {{convert|70|cm|ft|abbr=on|disp=br()}}

| style="text-align:right;"| {{convert|35.9|kg|lb|abbr=on|disp=br()}}

| style="text-align:right;"| 18 years

| style="text-align:center;"| 4.50

| style="text-align:center;"| {{FishBase | genus = Thunnus | species = tonggol | month = January | year = 2012}}

| DD IUCN 3 1.svg Data deficient{{cite iucn |author=Collette, B. |author2=Di Natale, A. |author3=Fox, W. |author4=Juan Jorda, M. |author5=Miyabe, N. |author6=Nelson, R. |author7=Sun, C. |author8=Uozumi, Y. |date=2011 |title=Thunnus tonggol |volume=2011 |page=e.T170351A6763691 |doi=10.2305/IUCN.UK.2011-2.RLTS.T170351A6763691.en |access-date=12 November 2021}}

Yellowfin tuna

| T. albacares{{br}}(Bonnaterre, 1788)

| style="text-align:right;"| {{convert|239|cm|ft|abbr=on|disp=br()}}

| style="text-align:right;"| {{convert|150|cm|ft|abbr=on|disp=br()}}

| style="text-align:right;"| {{convert|200|kg|lb|abbr=on|disp=br()}}

| style="text-align:right;"| 5–9 yrs

| style="text-align:center;"| 4.34

| style="text-align:center;"| {{FishBase | genus = Thunnus | species = albacares | month = January | year = 2012}}

| NT IUCN 3 1.svg Near threatened{{cite iucn |author=Collette, B.B. |author2=Boustany, A. |author3=Fox, W. |author4=Graves, J. |author5=Juan Jorda, M. |author6=Restrepo, V. |date=2021 |title=Thunnus albacares |volume=2021 |page=e.T21857A46624561 |doi=10.2305/IUCN.UK.2021-2.RLTS.T21857A46624561.en |access-date=12 November 2021}}

References