Ichthyological terms, not general ones.
Commercially-produced, dried, artificially manufactured food for fishes maintained in aquaria or ponds. Usually comprises a combination of macro nutrients, trace elements and vitamins and may contain additional colour-enhancing, medicative or vegetable additives.
Used in 10 profiles
Low plain bordering a river channel, subject to periodic flooding. Often composed of sediment deposited during previous flooding events.
Used in 10 profiles
Fish food preserved by rapid freezing and drying in a vacuum.
Any member of the mollusc class Gastropoda.
Used in 9 profiles
Class of molluscs of which the majority of members possess a flattened, muscular foot for locomotion and a head bearing specialised sensory tentacles, with some also having a univalve, coiled shell. Includes all snails, whelks, limpets, conches, and slugs.
Modified anal fin used in copulation for the transfer of male gametes to a female. In many cases only the anterior part of the fin is modified.
Used in 24 profiles
Method of differentiating bacterial species into groups based on the structure of their cell walls, using a particular, violet-coloured, staining technique.
Animal or plant possessing both male and female reproductive organs.
The International Code of Zoological Nomenclature, the current edition of which is located here.
Used in 1 profile
Period of time between fertilisation and hatching.
Used in 122 profiles
Set of fixed rules for the naming of animals and the resolution of problems in zoological nomenclature.
Used in 4 profiles
See exotic species.
Any member of the crustacean order Isopda, comprising species with 7 pairs of legs and lacking a fully-formed carapace.
Used in 1 profile
Of or relating to a statistical mode or modes.
Used in 4 profiles
The value or item occurring most frequently in a series of observations or statistical data. Often quoted in relation to a meristic character or characters.
Used in 34 profiles
Used in reference to fishes which brood or protect their eggs or offspring in the mouth of one or both parents.
Used in 5 profiles
Genus of parasitic dinoflagellates occurring in marine and freshwater fishes and sometimes referred to as Piscinoodinium or 'velvet disease'.
Used in 7 profiles
See mouth brooder.
Any member of the crustacean class Ostracoda.
Used in 14 profiles
Class of crustacean, sometimes referred to as seed shrimp, characterised by possession of a bivalve-like protective carapace. Found in both freshwater and marine environments, and sometimes used as food for small fishes in aquaria.