The yellow-tailed jack mackerel is a marine fish from the jack family. It lives in temperate waters off New Zealand and Australia, swims in large schools, and has a bright yellow caudal fin.
The yellow-tailed jack mackerel stands out from related jack species with its bright yellow tail. It plays an important role in the marine food chain as a mid-sized predator and serves as food for larger fish and marine mammals.
Locomotion through water employed while searching for or capturing prey.
Legendary longevity: over 100 years. Galapagos tortoises, Greenland sharks, ocean quahogs celebrate with family once every 4 years
Immature form that undergoes metamorphosis before adulthood.
Offspring
Worker
Elders
Bro
birth time
Taxons
Temperate sea
carnivore
if born as {name}
pursuit
Dogs, dolphins, lynx hang out for 9-25 years and party on their birthday three times a year
m
Map
will celebrate their {n} birthday
Actively chases and captures mobile prey in open space.
g
age
t
When your next jubilee falls in {name} life years
Human
birth date
Dorsal fins color
swimming
no permanent shelter
Close
water column
was
days
Career from 7 to 15 months. Dwarf hamsters, voles, field crickets celebrate their birthday twice a month
Marine world
marine pelagic
live octopuses, squids
The basics
How old you would be if you lived as {name}
Antarctic and other krill
Theoretical maximum lifespan estimated from the Dynamic Energy Budget (DEB) mathematical model. This value reflects a biological potential derived from metabolic parameters, not from direct observation — real recorded lifespans are often significantly shorter.
My weight?
Non-stop carnival: they only live a few days. Mayflies, rotifers, midges celebrate their birthday more than twice a day
adult
Maturity
cephalopods
fish of small size
primary food sources
Coconut
live marine and freshwater shrimps
Temperate sea
Potential Habitat
About health
When your next birthday would fall if you lived as {name}
d
In husbandry
Feeds while suspended in open water between surface and bottom.
On the go from 1.3 to 3.5 years. Forest mice, anoles, rainbow fish party on their birthday once a month
Feeding occurs in water bodies such as rivers, lakes, or oceans.
Repro interval
results
Mass
Mosquitoes, fruit flies, small crustaceans hustle for up to 7 months and throw a birthday party every week
Gestation
Body size
islands and part of Australia, many unusual animals and plants
aquatic
Colors
water is cool or warm, cold in winter, you can swim in summer
Caudal fin color
Sex
{name} birthday
Upcoming jubilees
Gremllins
mo
live fish
No results found
all seas and oceans
Trophic type
Filters
small fish
On the map
lunge
all life stages
Female ♀
Body color
Upcoming birthdays
Map data sources: Ecosystem classification — IUCN Global Ecosystem Typology (Keith et al., 2022), indicative distribution maps Keith et al. (2020), https://doi.org/10.5281/zenodo.3546513; Large Marine Ecosystems — NOAA LME Program; Bathymetry — GEBCO Bathymetric Compilation Group (2026), GEBCO_2026 Grid, https://doi.org/10.5285/4f68d5c7-45eb-f999-e063-7086abc036fa; Climate data — Generated using Copernicus Climate Change Service information; Species occurrence data — GBIF.org, Derived dataset "all animals", https://zveriki.com/dataset/dataset.tsv; Terrestrial ecoregions — RESOLVE Ecoregions 2017 (Dinerstein et al., 2017), CC BY 4.0
Potential habitat modelled from GBIF occurrence data. Map © Zveriki.com, licensed under CC BY 4.0.
Truly long lives: 40-100 years. Bowhead whales, albatrosses, giant tortoises recall their birthday at most once a year
Lifespan
birth year
Maturity
Age (juvenile)
Age (from birth to death)
sq mm
yr
Age (embryo)
Wanderers
How similar?
world of Australasia
Egg size
Jubilee = every 10th birthday
Male ♂
until the celebration
age as {name}
How do they breed?
On the go from 3.5 to 6 years. Hedgehogs, crows, lizards treat themselves to birthday snacks 6 times a year
What if eaten?
Neither
Earliest developmental stage inside an egg or womb.
Business sausages
from birth to adulthood
zoo-plankton
Lifespan average
What do they eat?
Where do they live?
Immature individual that has not yet reached reproductive maturity.
Marine world
from birth to death
early young
What do they look like?
Maturity
emergence (insects)
end of lifespan
How do they live?
fertilization / egg laying
How do they behave?
birth / hatching
metamorphosis / end of larval stage
fish
end of acceleration
Share
Duration
Find a pet...
Mature, fully developed individual capable of reproduction.
This is me
water is cool or warm, cold in winter, comfortable to swim in summer
Actively hunting and capturing live prey.
from 0.5 to 0.8 kilograms, 0.5 – 1 meter
Gamers
Pets
How are they built?
Primary oral structure used to seize, manipulate, or ingest food.
mm
Theoretical lifespan
ml
Stars
Link copied
My age?
wk
My size?
{name} jubilee
Asexual
swap
cm
zooplankton feeding, animal plankton — small crustaceans and larvae
Old-timers
Find an animal or breed...
active predation
mouth
turns
islands and part of Australia, many unusual animals and plants
Rabbits, falcons, red-eared turtles hang out for 6-9 years and party on their birthday four times a year
Rascals
Where do they take shelter?
celebrated their {n} birthday
When you would have been born if you lived as {name}
after fast growth and adult
Litter size
Daddies
Lifespan maximum
Map data sources: Ecosystem classification — IUCN Global Ecosystem Typology (Keith et al., 2022), indicative distribution maps Keith et al. (2020), https://doi.org/10.5281/zenodo.3546513; Large Marine Ecosystems — NOAA LME Program; Bathymetry — GEBCO Bathymetric Compilation Group (2026), GEBCO_2026 Grid, https://doi.org/10.5285/4f68d5c7-45eb-f999-e063-7086abc036fa; Climate data — Generated using Copernicus Climate Change Service information; Species occurrence data — GBIF.org, Derived dataset "all animals", https://zveriki.com/dataset/dataset.tsv; Terrestrial ecoregions — RESOLVE Ecoregions 2017 (Dinerstein et al., 2017), CC BY 4.0
world of Australasia
How to care for them?
Living from 25 to 40 years. Orangutans, bald eagles, African elephants celebrate their birthday twice a year
krill
°C
Not specified
whole life
Hermaphrodite ⚥
Egg color
pelagic zone — open water far from shore and seabed
shrimp
Where are they found?
all seas and oceans
Species lacks any fixed or lasting shelter structure.
embryo
Length
kg
Rapid forward strike to seize prey.
Observations
◉{N} more on tap