[2] Due to its isolation, Lanphere Dunes is home to many uncommon and geographically displaced flora including two federally listed species found in this habitat: Humboldt Bay wallflower (Erysimum menziesii subsp.
Other rare and endangered plants include Pink sand-verbena (Abronia umbellata subsp.brevifolia), Humboldt Bay owl's clover (Castilleja ambigua subsp.
[11] European Beachgrass is an invasive species that was found to be omnipresent in the Lanphere Dunes, having taken over many of the areas formally occupied by native grasses.
[1] After starting the restoration project in 1992, native plant cover in Lanphere Dunes increased by 47% by the year 1997 without the assistance of active re-planting.
[1][12] Lanphere Dunes provides shelter and forage for larger animals including black-tailed deer, bobcat, mountain lion, grey fox and porcupine.
Due to their adaptability, coyote, gray fox, Virginia opossum and raccoon can be found in a wide variety of the refuge habitats.