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Results for “species”

Ichthyological terms, not general ones.

Species 1,312Articles 27Glossary 243

  • scientific name

    Formal binomial or trinomial name of a species used in zoological nomenclature.

    Used in 26 profiles

  • serial spawner

    A fish species spawning in multiple bursts within a given period, typically in response to some environmental stimulus or cue, e.g., rainfall.

  • sexual dichromatism

    Difference in colour pattern between males and females of a single species.

    Used in 4 profiles

  • shoal

    A group of fishes, normally of the same species, that remain close to each other for some reason. Differs from a school in that individuals are not necessarily swimming together in the same direction. Also used to refer to a shallow area in a water body.

    Used in 101 profiles

  • sneaker male

    Subdominant male individual of certain fish species that attempts to sneak into the nest of a spawning pair and fertilise deposited eggs. Typically smaller in size and/or possessing reduced colouration compared with a normal male. Also known as a sneaky male.

  • sp.

    Abbreviation for species.

  • spawning substrate

    Particular substrate type required by a given egg-laying fish species for the purpose of spawning.

    Used in 9 profiles

  • spp.

    Abbreviation used when two or more species are being referred to.

  • strain

    In ornamental fishes, a group of related individuals developed via selective breeding and sharing common features not present in other strains of the same species.

    Used in 44 profiles

  • symbiosis

    Close, long-term association between two different biological species. Often obligatory and often, though not always, with a mutual benefit for both organisms.

    Used in 2 profiles

  • sympatric

    Occurring within the same, specified geographical area, but without interbreeding and not necessarily competing for the same resources or dwelling in the same habitat. Opposite of allopatric.

    Used in 195 profiles

  • symphyseal knob

    Swelling located at the tip of the lower jaw in some fish species.

    Used in 5 profiles

  • synchronous spawning

    Spawning behaviour in which all individuals of a species spawn in unison, normally as a result of some environmental trigger or cue.

  • synonymy

    The quality or state of being synonymous; a list or record of all synonyms that have been applied to a species or group

    Used in 28 profiles

  • syntopic

    Occupying the same habitat within a specified geographical area, and sometimes competing for resources as a result.

    Used in 18 profiles

  • syntype

    Any specimen within a type series if no holotype or lectotype has been designated, the syntypes collectively representing the name-bearing type.

    Used in 2 profiles

  • t-position

    Stance adopted by a spawning pair in certain fish species in which the two individuals come together in such a way as to resemble a capital letter 'T'. Typical in some callichthyid catfishes, for example.

    Used in 31 profiles

  • tankbuster

    Vernacular term applied to fish species which grow to large for the vast majority of home aquaria. Most commonly appear in the trade at a small, and therefore more saleable, size.

    Used in 3 profiles

  • tautonym

    A binomial, scientific name in which the genus and species names are the same, e.g., Tinca tinca.

    Used in 1 profile

  • taxon

    A taxonomic group or category of any rank, such as a species, genus family, or class.

    Used in 42 profiles