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California Department of Fish and Game <br /> Natural Diversity Database <br /> Full Condensed Report for Selected Elements-Multiple Records per Page <br /> Buteo swainsoni <br /> Swainson's hawk Element Code:ABNKC19070 <br /> Status NDDB Element Ranks Other Lists <br /> Federal: None Global:G5 CDFG Status: <br /> State: Threatened State:S2 <br /> Habitat Associations <br /> General: BREEDS IN GRASSLANDS WITH WITH SCATTERED TREES, JUNIPER-SAGE FLATS,RIPARIAN AREAS,SAVANNAHS,&AGRICULTURAL OR RANCH <br /> Micro: REQUIRES ADJACENT SUITABLE FORAGING AREAS SUCH AS GRASSLANDS,OR ALFALFA OR GRAIN FIELDS SUPPORTING RODENT POPULATIONS. <br /> Occurrence No.1119 Map Index: 51010 EO Index: 51010 Dates Last Seen <br /> Occ Rank: Excellent Element: 2003-05-21 <br /> Origin: Natural/Native occurrence Site: 2003-05-21 <br /> Presence: Presumed Extant <br /> Trend: Unknown Record Last Updated: 2007-02-14 <br /> Quad Summary:Clifton Court Forebay(3712175/463D) <br /> County Summary:Contra Costa,San Joaquin <br /> LaULong: 37.85417°/-121.54786° Township: 01S <br /> UTM: Zone-10 N4190629 E627749 Range: 04E <br /> Area: 13.0 acres Mapping PrecisionSPECIFIC Section: 09 Qtr:SW <br /> Elevation: 1 ft Symbol Type:POLYGON Meridian: M <br /> Location:ALONG OLD RIVER,ON THE NE CORNER OF CONEY ISLAND,NW OF TRACY. <br /> Location Detail:2001 NEST TREE WAS A 35'WILLOW LOCATED ON AN OLD,PROTECTIVE LEVEE. <br /> Ecological:2003 NEST TREE WAS A 20'WILLOW,WITHIN A NARROW RIPARIAN CORRIDOR;SURROUNDED BY AGRICULTURE. <br /> Threat: THREATENED BY POSSIBLE LOSS OF NEST TREE DUE TO BOAT WAKES FROM RECREATIONAL BOATERS. <br /> General: 2 ADULTS AND 3 JUVENILES(YOUNG BANDED)OBSERVED AT THE NEST SITE ON 20 JUN 2001.1 ADULT OBSERVED SITTING IN THE NEST ON <br /> 21 MAY 2003. <br /> Owner/Manager:UNKNOWN <br /> Occurrence No.1205 Map Index: 51223 EO Index: 51223 Dates Last Seen <br /> Occ Rank: Unknown Element: 2000-06-23 <br /> Origin: Natural/Native occurrence Site: 2000-06-23 <br /> Presence: Presumed Extant <br /> Trend: Unknown Record Last Updated: 2003-06-24 <br /> Quad Summary:Clifton Court Forebay(3712175/463D) <br /> County Summary:San Joaquin <br /> LaULong: 37.80100°/-121.52288° Township: 01S <br /> UTM: Zone-10 N4184763 E630040 Range: 04E <br /> Radius: 80 meters Mapping PrecisionSPECIFIC Section: 34 Qtr:XX <br /> Elevation: 10 ft Symbol Type:POINT Meridian: M <br /> Location:TOM PAINE SLOUGH,1 MILE NE OF THE INTERSECTION OF WHITEHALL ROAD AND TRACY BOULEVARD,NORTH OF TRACY <br /> Ecological:NEST TREE IS A 45'TALL VALLEY OAK;SURROUNDED BY ROW CROPS TO THE SW AND NW,AND RIPARIAN TO THE SE AND NE. <br /> General: NEST CONTAINING 1+DOWNY NESTLINGS OBSERVED ON 23 JUN 2000. <br /> Owner/Manager:UNKNOWN <br /> Occurrence No.1208 Map Index: 51229 EO Index: 51229 Dates Last Seen <br /> Occ Rank: Unknown Element: 2000-06-28 <br /> Origin: Natural/Native occurrence Site: 2000-06-28 <br /> Presence: Presumed Extant <br /> Trend: Unknown Record Last Updated: 2003-05-07 <br /> Quad Summary:Clifton Court Forebay(3712175/463D) <br /> County Summary:San Joaquin <br /> LaULong: 37.81935°/-121.53086° Township: 01S <br /> UTM: Zone-10 N4186788 E629305 Range: 04E <br /> Radius: 80 meters Mapping PrecisionSPECIFIC Section: 27 Qtr:XX <br /> Elevation: 1 ft Symbol Type:POINT Meridian: M <br /> Location:GRANT LINE CANAL,1.4 MILES SE OF CLIFTON COURT FOREBAY <br /> Ecological:NEST TREE IS A 25'TALL WILLOW;SURROUNDED BY ROW CROPS IN ALL DIRECTIONS. <br /> General: ADULTS OBSERVED NEST-BUILDING ON 28 JUN 2000. <br /> Owner/Manager:UNKNOWN <br /> Commercial Version--Dated May 01,2010--Biogeographic Data Branch Page 22 <br /> Report Printed on Thursday,July 01,2010 Information Expires 11/01/2010 <br />