Results for “gamete”

gamete

Cell that fuses with another during fertilization in organisms employing sexual reproduction, e.g., an egg or sperm cell.

broadcast spawner

A fish which releases its gametes into open water for external fertilisation, with no subsequent parental care. The strategy is more commonly-seen in marine than freshwater species.

egg

Object laid by a female bird, reptile, fish, or invertebrate, normally roun or oval-shaped and containing a developing embryo surrounded by nutrient material and a protective case or shell; a female gamete; an ovum.

Used in 1,063 profiles

genital papilla

Small tube arising from the urogenital opening in some fishes through which male or female gametes are expelled. May only be visible during the reproductive period depending on taxon. Its shape can sometimes used as a feature to identify the gender of an individual.

Used in 114 profiles

gonad

Any organ that produces gametes, e.g., a testicle or ovary.

Used in 11 profiles

gonopodium

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

intromittent

Used in reference to a modified fin of a male which aids in transfer of gametes to the female during reproduction.

Used in 4 profiles

ovum

Unfertilised female reproductive cell or gamete; unfertilised fish egg.

strip

To artificially remove gametes from for captive breeding; to forcefully remove eggs or fry from the buccal cavity of a mouthbrooding fish in order to hatch/raise them elsewhere.

Used in 140 profiles