This transition is a period of time where the frozen or near freezing surface waters, with underlying warmer waters, change to a body of water having warmer surface water temperatures underlaid by cooler water temperatures.
(This transition; is; a period of time where the frozen or near freezing surface waters, with underlying warmer waters, change to a body of water) (warmer surface water temperatures; underlaid; by cooler water temperatures) (the frozen or near freezing surface waters, with underlying warmer waters; change; to a body of water) (a body of water; having; warmer surface water temperatures underlaid by cooler water temperatures)
This transition warmer surface water temperatures the frozen or near freezing surface waters, with underlying warmer waters a body of water
is underlaid change having
a period of time where the frozen or near freezing surface waters, with underlying warmer waters, change to a body of water
by cooler water temperatures
to a body of water
warmer surface water temperatures underlaid by cooler water temperatures