What is anadromous migration?

__show anadromous migration.

Distinguish between anadromous migration and catadromous migration.

Petromyzon is/shows (a) A gnathostome (b) A marine animal (c) Anadromous migration (d) Both (b) & (c)

Which of the following is a feature of Myxine? (a) Paired fins (b) Unpaired fins (c) Anadromous migration (d) Presence of lower jaw

Migration is

Migration is

Define anadromous venation

Catadromous migration is exhibited by

What is migration ?