cold
warm
They are complimentary the gulf stream caries warm surface waters north. The north equatorial current carries cold deep waters south.
warmer, lighter equatorial. Cold sinking cold salty polar. Warm rising equatorial.
Penguins have a counter current heat exchange mechanism. The warm blood entering their flippers flows past cold blood leaving. This warms the cold blood and cools the warm blood thus reducing heat loss from the flippers.
warm
The canary current is a cold current.
it has a warm current
It's a cold current.
Cold water currents
Also called El Nino, the CA current is Warm.
warm
The current is warm.