Tidelines and Ocean Currents

Tidelines – it is spelled both ways but I prefer the one-word form.

A tideline, according to Wikipedia

refers to where two currents in the ocean converge (or meet). Driftwood, floating seaweed, foam, and other floating debris may accumulate, forming sinuous lines called tidelines.

Two-rivers-that-meets-but-do-not-mixThe topic of this article came about after I saw the photo above.The photo actually shows two oceans meeting, but is similar to what happens with the tides on the ocean further south, especially with reference to the Pacific Ocean on the Canadian British Columbia (BC) coast where the tides change (from high to low and back again) twice a day – sometimes rising and falling by as much as seven (7) meters (22 feet)! Continue reading