mode
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
Ichthyological terms, not general ones.
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
Of or relating to a statistical mode or modes.
Used in 4 profiles
Mode of reproduction which does not involve fertilisation whereby offspring derive from a single parent and inherit genes only from that parent. Known in the Amazon Molly, Poecilia formosa, and some other fish species.
Division of mostly freshwater eukaryotic algae, informally referred to as chlorophytes and containing the true green algae and stoneworts under modern systems of classification. Like higher plants members possess chlorophylls a and b and store food as starch.
Term formerly used in zoological taxonomy and equivalent to the modern terms syntype and paratype but no longer valid according to the ICZN code.
Instrument used to measure salinity or specific gravity via the refractive index (basically, the degree that light bends when shined through something) of a liquid. Most models are designed to measure sodium chloride or brine solutions and not seawater which contains a more complex range of salts and minerals, but usually more accurate than a hydrometer nevertheless.