Testes and Ovaries are the Fish reproductive organs there are the secondary organs which increases the reproductive trust and fitness. Spawing is the process of release of fish eggs and their fertilization. Females lay the eggs and the males fertilize the eggs by releasing their seed over the eggs which is called as milt or soft roe. Mostof the fish species spawn in the the spawning grounds and these grounds must have specific features for most fish. When the eggs hatch the larvae spend the first part of their life as zooplankton and later on they are transported by sea currents to places where they grow into adult the nurseries.
Last date updated on July, 2014