High Quality Content by WIKIPEDIA articles! Cards Pond, or Card Pond, is a coastal lagoon in South Kingstown, Washington County, Rhode Island, United States. It is one of nine such lagoons (often referred to as "salt ponds") in southern Rhode Island. According to the Rhode Island Sea Grant program, "ts breachway is only intermittently open to the sea", and it receives large quantities of freshwater from Moonstone Stream; only two other salt ponds, Point Judith and Greenhill, have significant streams flowing into them. It is partially within the Trustom Pond National Wildlife Refuge, which is inhabited by over 360 species of animals.