TY - RPRT TI - Abundance of adult horseshoe crabs (Limulus polylphemus) in Delaware Bay estimated from a bay-wide mark-recapture study AU - D. R. Smith AU - M. J. Millard AU - S. Eyler PY - 2006 UR - https://pubs.usgs.gov/publication/70028062 ID - 70028062 ER -