Crossword puzzle clue "its longest river is v handu"

Longest reptile in the longest river?

Its longest river is the Yangtze

Its longest river is Võhandu

The Albany is its longest river: Abbr.

Like a river at its mouth, not at its head

___ River (after translation, "Crooked River River")

Busy one that has made its mark in this puzzle's five longest answers

Workweek start, or an apt title for this puzzle based on an abbreviation found in its five longest answers