What conditions have produced outstanding fishing grounds on the east coast of Canada?

Outstanding fishing grounds on the east coast of Canada are primarily the result of nutrient-rich waters and favorable oceanographic conditions. The mixing of cold Labrador Current and warm Gulf Stream creates an environment conducive to the growth of phytoplankton, which supports abundant marine life. Additionally, the presence of diverse ecosystems, such as the continental shelf and productive estuaries, further enhances fish populations, making the region a prime area for commercial and recreational fishing.