@misc{indiciaeae99caa641b6,
  title = {Bathymetric map of Pacific coast— Columbia River to Cape Ferrelo, Oregon},
  author = {G. M. Schumacher},
  year = {1977},
  doi = {10.3133/ofr77210},
  url = {https://pubs.usgs.gov/publication/ofr77210},
  note = {Source identifier: ofr77210}
}