AnimaliaHighest rank in taxonomy. Groups all life into domains: Animalia, Plantae, Fungi, etc.IUCN LCInternational Union for Conservation of Nature — the world authority on species extinction risk, using standardized criteria. — Least Concern — widespread and abundant; not at immediate risk of extinction.In ProgressCurrent stage of this record in the editorial review workflow. Recent Sighting
Kyphosus analogus
Blue-bronze Sea Chub
(Gill, 1862)
Detailed Texts Multi-lang
A robust, oval-shaped fish with a small head and mouth. Its coloration is typically a blend of silvery-blue and bronze-brown, often with faint longitudinal stripes.
Added by
Anonymous Curator
Reviewed by
Under Review
Last modified by
Julia Trouin
TaxonomyBiological classification ranks placing this species within the tree of life, from Kingdom down to Genus.
PhylumRank below Kingdom. Groups organisms sharing a fundamental body plan (e.g., Chordata = vertebrates and some invertebrates).Chordata
ClassRank below Phylum. Subdivides by structural traits (e.g., Mammalia, Aves, Reptilia, Insecta).Actinopterygii
OrderRank below Class. Groups related families sharing common ancestry (e.g., Carnivora, Primates).Perciformes
FamilyRank below Order. Groups closely related genera (e.g., Felidae = cats, Canidae = dogs).Kyphosidae
GenusRank just above Species. The first word in the two-part binomial scientific name.Kyphosus
Taxonomic AuthorityThe scientist who first formally described and published this species, followed by the year of publication.(Gill, 1862)
Record Completeness
93%Coming soon
Ecology & StatusHow this species lives: habitat preferences, diet, behavior, population status, and role in its ecosystem.
OriginWhether the species is native (evolved here), endemic (found only here), or introduced by human activity.
Native
Population TrendDirection of change in population size over time: increasing, stable, decreasing, or unknown.
Stable
Breeding SeasonTime of year when this species typically reproduces or flowers.
Summer
Trophic RolePosition in the food chain: producer, herbivore, carnivore, omnivore, decomposer, or parasite.
Omnivore
Recent SightingsWhether this species has been observed in the wild in Costa Rica within recent years.
Yes
Habitat SummaryOverview of the specific ecosystems and environments where this species is found in Costa Rica. Multi-lang
Commonly found in shallow rocky reefs and coastal areas of the Eastern Pacific, often near the surface in areas with surge.BehaviourDaily activity patterns, movement, territory use, foraging style, and seasonal behavioral changes. Multi-lang
Diurnal and herbivorous, often forming schools. They graze on seaweed and algae on rocks.Social ActivitySocial structure: whether the species is solitary, paired, or colonial; hierarchy and communication. Multi-lang
Gregarious; often observed in schools.Feeding GuildWhat the species eats, how it forages or hunts, and its role as a consumer in the food web. Multi-lang
Herbivore/Grazer.Trophic Chain DetailsSpecific interactions in local food webs: prey species, predators, competitors, and scavengers. Multi-lang
Primarily herbivorous, feeding on marine algae and seaweed, occasionally small invertebrates.Reproductive BehaviourMating strategies, courtship displays, nesting or spawning behavior, and parental care. Multi-lang
Pelagic spawner; eggs are released into the water column.Physical Measures
Length (cm)
20.0 - 60.0 cm
Weight (Grams)
300 g - 5.00 kg
Offspring per cycleTypical number of young (live births, eggs, or seeds) produced by one adult in a single reproductive event or breeding season.50000 - 300000
Sexual DimorphismObservable physical differences between males and females of the same species (e.g., size, coloration, features).No
Lifespan
Sexual MaturityAge at which the individual becomes capable of reproducing for the first time.
2 - 4 Years
Gestation / IncubationDuration from fertilization to birth (mammals) or to hatching (egg-laying species).
--
Lifespan EstimatedExpected duration of life from birth to natural death under wild conditions.
Males10 - 15 Years
Females10 - 15 Years
Evolutionary AdaptationsInherited traits and behaviors that improve the species' survival and reproduction in its specific environment. Multi-lang
Possesses a specialized intestinal tract to digest algae, which makes up a significant part of its diet.
Main ThreatsDocumented pressures reducing the population: habitat loss, hunting, disease, climate change, and invasive species. Multi-lang
Targeted by small-scale commercial and recreational fisheries in some regions.
Interesting FactsSurprising or notable facts that highlight what makes this species unique or ecologically important. Multi-lang
These fish are often seen feeding in the turbulent water near the surf zone where algae is abundant.