Data Downloads

GIS Coverages Preview File Size Metadata Letter Size Map Compressed Maps
Tidal Maps
1993 High Tide (MHHW)
452KB metadata 1993 PDF 1993 ZIP
1993 Low Tide (MLLW) 187 KB metadata 1993 PDF 1993 ZIP
1993 20' contour 73 KB metadata 1993 PDF 1993 ZIP
1993 Channels and Basins 32 KB metadata 1993 PDF 1993 ZIP
1993 Bathymetry 187 KB metadata 1993 PDF 1993 ZIP
1993 Marshes 427 KB metadata 1993 PDF 1993 ZIP
1944 High Tide 455 KB metadata 1944 PDF 1944 ZIP
1944 Low Tide 488 KB metadata 1944 PDF 1944 ZIP
1944 Channels 9 KB metadata 1944 PDF 1944 ZIP
1944 Bathymetry 948 KB metadata 1944 PDF 1944 ZIP
1944 Marshes 187 KB metadata 1944 PDF 1944 ZIP
1912 High Tide 323 KB metadata 1912 PDF 1912 ZIP
1912 Low Tide 144 KB metadata 1912 PDF 1912 ZIP
1912 Bathymetry 948 KB metadata 1912 PDF 1912 ZIP
1912 Marsh 1,209 KB metadata 1912 PDF 1912 ZIP
High Tide Fluctuation 1,209 KB metadata Fluctuation PDF Fluctuation ZIP
Low Tide Fluctuation 1,209 KB metadata Fluctuation PDF Fluctuation ZIP
Marsh Fluctuation 1,209 KB metadata Wetland PDF Wetland ZIP
Historical Findings
Land Use
522 KB metadata Findings PDF Findings ZIP
Infrastructure
1912 Roads
140 KB metadata    
USGS Roads 140 KB metadata    
Mgmt. Plan Boundary 177 KB metadata    
Sphere of Interest 15 KB metadata    
Wateruse 202 KB metadata    
Major Owners 645 KB metadata    
Parcels 5,014 KB metadata    
Physical Characteristics
1980 Sediments
423 KB metadata Sediments PDF Sediments ZIP
2000 Geology 6,594 KB metadata    
Water Quality
Water Quality
  28 KB metadata Water PDF Water ZIP
Biological Characteristics
Shellfish Reserves
28 KB metadata    
Clam Beds 139 KB metadata    
Bird Habitat 54 KB metadata    
Bird Localities 4 KB metadata    
Seals 5 KB metadata    
Habitat 1.16 MB metadata    
Eel Grass 1997 49 MB metadata    
Historic Eel Grass 90 KB metadata    
N W I 656 KB metadata
nwi mapcode
   
LIDAR Data
Coast Strip LIDAR
  28 KB metadata   LIDAR ZIP

CA Geology Series- Continental Margin
  Data format Size (unzipped) Size (zipped)
Habitat Classification 92   47
CA Geology Series Project     47
Habitat code / Geologic unit keys      

Eel River Basin Survey Data Footprint
  Data format Size (zipped) Size (unzipped)
Sidescan Sonar Image (Industry data) GeoTiff 223 59
Habitat Classification Shapefile, polygon 1 1

Humboldt Bay, North
  Data format Size (zipped) Size (unzipped)
Shaded Relief Image, grayscale (1m) GeoTiff 48 4
Shaded Relief Image,color (1m) GeoTiff 143 7
Sidescan Sonar Image (0.25m) GeoTiff    
Bathymetry DEM (1m) GRID 121 6
Bathymetry Hillshade GRID   2
Bathymetry Slope GRID 121 11
Bathymetric Contours Shapefile, line 1 1
Survey Footprint Shapefile, polygon 1 1
XYZ (100m, 300m, 500m) Shapefile, point 1 1
XYZ (10m) Shapefile, point 3 1
1m XYZ TXT 94 17
Fledermaus scene, bathymetry .sd, Iview3D viewer 57 16
Charts (NOAA) GeoTiff 8 4

Humboldt Bay, South
  Data format Size (zipped) Size (unzipped)
Shaded Relief Image, grayscale (1m) GeoTiff 27 2
Shaded Relief Image,color (1m) GeoTiff 80 4
Sidescan Sonar Image (0.25m) GeoTiff    
Bathymetry DEM (1m) GRID 39 3
Bathymetry Hillshade GRID 2 1
Bathymetry Slope GRID 39 5
Bathymetric Contours Shapefile, line 1 1
Survey Footprint Shapefile, polygon 1 1
XYZ (100m, 300m, 500m) Shapefile, point 1 1
XYZ (10m) Shapefile, point 2 1
1m XYZ TXT 35 6
Fledermaus scene, bathymetry .sd, Iview3D viewer 57 16
Charts (NOAA) GeoTiff 8 4

Humboldt Bay, Data Fusion Project
  Data format Size (zipped) Size (unzipped)
DEM fusion project various   130