a composite plant, Solidago sempervirens, of eastern and southern North America, having a thick stem and large, branched, one-sided terminal clusters of yellow flowers, flourishing on sea beaches or salt marshes.
noun 1. See under knotweed.
noun 1. a species of sparrow, Ammospiza maritima, existing in two subspecies, one (Cape Sable seaside sparrow) having dark olive-drab plumage with a lighter breast and underbelly, and the other (dusky seaside sparrow) having bold black and white markings on the breast and underbelly: the dusky seaside sparrow is almost extinct.
- Sea slater
noun 1. a large (2.5 cm or 1 in.) nocturnal isopod, Ligea oceanica, that lives in cracks in rocks or walls around the high-water mark
noun 1. a nudibranch. noun 1. any of various shell-less marine gastropod molluscs, esp those of the order Nudibranchia See nudibranch sea slug Any of various colorful marine gastropods of the suborder Nudibranchia, lacking a shell and gills but having fringelike projections that serve as respiratory organs. Also called nudibranch.