Marrowfat peas "medullare"). The word was coined around 1730 from "marrow" and "fat". Another source says the peas were named because people wanted plump ("fat") peas of the "Maro" variety, a Japanese variety introduced to England 100 years ago. Marrowfat peas Marrowfat peas are green mature peas that have been allowed to dry out naturally in the field, rather than be harvested whilst still young like the normal garden pea. They are used to make mushy peas, and also the snack food wasabi peas. Marrowfat peas with a good green color are exported from England to the Middle East and Japan for
Canning Dam Canning Tunnel. Prior to its opening water had flowed through the Canning Contour Channel to Gosnells. The Canning Dam and reservoir still supplies approximately 20 percent of Perth's drinking water requirements and plays an important role in the context of the development of Perth. The Canning reservoir is also used to store water from the newly completed Kwinana Desalination Plant. Treated water can be pumped from the plant to the reservoir through the new Forrestdale Pumping Station. The Canning Dam Catchment lies within the Darling Scarp which forms part of an Archaean Shield composed largely of granite with some invaded