| 4002 | | 0 | 40.6339 | -122.7371 | | 970 | CalTopo | CalTopo | | | Google Earth | | | Google Earth | | | | | Quercus garryana forest with scattered conifers (m... | Trinity Mountains | Grass Valley Creek watershed | lower slope | | | Along highway 299 (north-side) about 300m west of ... | U.S.A. | California | Trinity County | | | | Thu Apr 28 20:00:20 2016 | |
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| 4040 | | 0 | 40.7766 | -124.1519 | | 25 | CalTopo | CalTopo | | | | | | | | | | | Alnus rubra riparian woodland amidst second growth... | North Coast | | valley bottom | | | Sequoia Park within Eureka, along boardwalk throug... | U.S.A. | California | Humboldt County | within Eureka | | | Mon Nov 5 14:42:00 2018 | |
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| 3990 | | 0 | 41.7399 | -121.5967 | | 1465 | CalTopo | CalTopo | | | GPS | | | Google Earth | | | | | Artemisia tridentata ssp. wyomingensis shrubland i... | Cascades | Medicine Lake Lava Beds | | | | Lava Beds National Monument, NW side of trail arou... | U.S.A. | California | Siskiyou County | S of Tulelake | | | Sun Jun 14 08:51:27 2015 | |
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| 4039 | | 0 | 40.7818 | -122.9401 | | 930 | CalTopo | CalTopo | | | | | | | | | | | Edge between ~15 year old clearcut and riparian zo... | Trinty Alps | East Weaver Creek watershed | valley bottom | S | | Trail to East Weaver Lake just above departure fro... | U.S.A. | California | Trinity County | N of Weaverville | | | Sun Aug 19 20:12:15 2018 | |
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| 3995 | | 0 | 41.703 | -121.517 | | 1540 | CalTopo | CalTopo | | | GPS | 100m | | Google Earth | | | | | Entrance to lava tube cave amidst Artemisia triden... | Cascades | Medicine Lake Lava Beds | | | | Lava Beds National Monument, along Cave Loop Road ... | U.S.A. | California | Siskiyou County | S of Tulelake | | | Sun Jun 14 09:45:12 2015 | |
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| 3993 | | 0 | 41.7412 | -121.5725 | | 1459 | CalTopo | CalTopo | | | GPS | | | Google Earth | | | | | Juniperus occidentalis / Artemisia tridentata wyom... | Cascades | Medicine Lake Lava Beds | | | | Lava Beds National Monument, along trail to Whitne... | U.S.A. | California | Siskiyou County | S of Tulelake | | | Sun Jun 14 09:13:42 2015 | |
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| 4042 | | 0 | 43.8505 | -123.02 | | 170 | CalTopo | CalTopo | | | | | | | | | | | Manicured woodland of Pseudotsuga menziesii, Acer ... | Willamette Valley | | valley bottom | | | Along Interstate Highway 5 (north bound) at rest a... | U.S.A. | Oregon | Lane County | S of Eugene | | | Mon Nov 5 15:05:19 2018 | |
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| 3983 | | 0 | 40.9606 | -123.0217 | | 1550 | CalTopo | CalTopo | | | GPS | | | Google Earth | | | | | Mature Abies concolor forest. | Trinity Alps | Canyon Creek | lower-slope | | | Along Canyon Creek trail just past split to Bouder... | U.S.A. | California | Trinity County | N of Weaverville | | | Sun Jan 25 18:42:38 2015 | |
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| 3984 | | 0 | 40.9749 | -123.0235 | | 1740 | CalTopo | CalTopo | | | Google Earth | | | Google Earth | | | | | North facing rock faces above creek with sparse Pi... | Trinity Alps | Canyon Creek watershed | Valley Bottom | N | | Canyon Creek as it exits Upper Canyon Creek Lake. | U.S.A. | California | Trinity County | N of Weaverville | | | Sat Jan 31 20:50:19 2015 | |
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| 3999 | | 0 | 38.3783 | -122.2001 | | 225 | CalTopo | CalTopo | | | GPS (phone) | | | Google Earth | | | | | Old large Quercus sp. (evergreen) along road. | Coast Range | | lower slope | | | Along highway 121 just S of farmhouse. | U.S.A. | California | Napa County | NE of Napa | | | Sun Apr 10 16:38:56 2016 | |
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| 4043 | | 0 | 40.589 | -122.3516 | | 180 | CalTopo | CalTopo | | | Google Earth | | | | | | | | Parking lot of commercial area (Barnes and Noble b... | Sacramento Valley | | | | | NW of intersection of Churn Creek Road and Old Alt... | U.S.A. | California | Shasta County | | | | Mon Jan 21 17:57:53 2019 | |
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| 4003 | | 0 | 40.594 | -122.4034 | | 170 | CalTopo | CalTopo | | | Google Earth | | | Google Earth | | | | | Riparian Quercus and other hardwoods along river. | Sacramento Valley | | | | | Along Sacramento River (left bank) walking trail j... | U.S.A. | California | Shasta County | within Redding | | | Thu Apr 28 20:07:13 2016 | |
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| 4041 | | 0 | 44.7388 | -123.0487 | | 80 | CalTopo | CalTopo | | | | | | | | | | | Riparian woodland on levy along slow river | Willamette Valley | Santiam River | | | | At Interstate Highway 5 rest area (northbound). | U.S.A. | Oregon | Marion County | South of Salem | | | Mon Nov 5 14:56:33 2018 | |
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| 4037 | | 0 | 40.773 | -122.923 | | 825 | CalTopo | CalTopo | | | Approximation | | | | | | | | Riparian zone of Alnus rhombifolia, Acer macrophyl... | Trinty Alps | East Weaver Creek watershed | valley bottom | | | Along creek about 50m upstream of footbridge. | U.S.A. | California | Trinity County | N of Weaverville | | | Sun Aug 19 19:52:35 2018 | |
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| 4008 | | 0 | 37.8503 | -122.1947 | | | CalTopo | CalTopo | | | Google Maps | | | | | | | | Rock outcrop amid oak and pine woodlands. | East Bay Hills | | upper slope | SW | | Sibley Volcanic Regional Preserve, along small tra... | U.S.A. | California | Contra Costa County | SE of Berkeley | | | Tue Mar 7 19:31:45 2017 | |
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| 3991 | | 0 | 41.7402 | -121.5973 | | 1485 | CalTopo | CalTopo | | | Google Earth (guided by GPS) | | | Google Earth | | | | | Rough basalt bluff with Juniperus occidentalis woo... | Cascades | Medicine Lake Lava Beds | | | | Lava Beds National Monument, NW side of trail arou... | U.S.A. | California | Siskiyou County | S of Tulelake | | | Sun Jun 14 08:57:04 2015 | |
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| 3997 | | 0 | 41.51893 | -121.07768 | | 1481 | CalTopo | CalTopo | | | Google Earth (guided by GPS) | | | Google Earth | | | | | Solitary Juniperus in open shrubland swail amidst ... | Cascades | Modoc Plateau | | | | Along W side of highway 159 | U.S.A. | California | Modoc County | NW of Canby | | | Sun Jun 14 10:23:51 2015 | |
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| 3987 | | 0 | 38.1556 | -122.4105 | 6 | 2 | CalTopo | CalTopo | | | GPS | 15 m | | | | | | | Wood rails of wildlife viewing platform in shrubby... | San Francisco Bay | Tubbs Island | | | | Second wildlife viewing area along Highway 37 goin... | USA | California | Sonoma County | Between Novato and Vallejo | | | Wed May 6 21:55:39 2015 | |
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| 3985 | | 0 | | | 6500 | 1980 | CalTopo | CalTopo | | | | | | | | | | | Alpine sod habitat. | Jasper Park | | | | | Parker Ridge, by the Columbian Ice Field. | Canada | Alberta | Jasper Park | | | | Mon Feb 16 09:01:08 2015 | |
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| 24 | b | 0 | | | 0 | 0 | CalTopo | CalTopo | | | | | | | | | | | | | | | | | | Mexico | | | | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 25 | 10 | 0 | | | 0 | 0 | CalTopo | CalTopo | | | | | | | | | | | | | | | | | | U.S.A. | Washington | | | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 26 | 100 | 0 | | | 0 | 0 | CalTopo | CalTopo | | | | | | | | | | | | | | | | | Titlow Hill Road (off HWY 299) across road from 2... | U.S.A. | California | Humboldt County | | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 48 | 102 | 0 | | | 0 | 0 | CalTopo | CalTopo | | | | | | | | | | | | | | | | | Titlow Hill Road (off HWY 299) across road from _... | U.S.A. | California | Humboldt County | | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 136 | 11 | 0 | | | 0 | 0 | CalTopo | CalTopo | | | | | | | | | | | | | | | | | | Sweden | | | | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 247 | 12 | 0 | | | 0 | 0 | CalTopo | CalTopo | | | | | | | | | | | | | | | | | | U.S.A. | California | | | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 376 | 128 | 0 | | | 0 | 15 | CalTopo | CalTopo | | | | | | approximation | +/- 15 m | | | | | North Coast | | | | | S end of Manila Community Center property (Samoa P... | U.S.A. | California | Humboldt County | SW of Arcata | 5N 1W Sect. 3 or 10 | Eric | Sun Feb 14 00:00:00 2010 | |
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| 387 | 129 | 0 | | | 0 | 10 | CalTopo | CalTopo | | | | | | approximation | +/-10 m | | | | | North Coast | | | | | Past S end of Manila Community Center property (Sa... | U.S.A. | California | Humboldt County | SW of Arcata | 5N 1W Sect. 10 | Eric | Sun Feb 14 00:00:00 2010 | |
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| 398 | 13 | 0 | | | 0 | 0 | CalTopo | CalTopo | | | | | | | | | | | | | | | | | | Canada | British Columbia | | | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 421 | 132 | 0 | | | 0 | 50 | CalTopo | CalTopo | | | | | | approximation | +/- 50 m | | | | | | | | | | W. side of HWY 101, ~50m S of 111.70mile marker | U.S.A. | California | Humboldt County | | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 481 | 1374 | 0 | | | 0 | 0 | CalTopo | CalTopo | | | | | | | | | | | | | | | | | | U.S.A. | Oregon | Benton County | | | Eric | Sun Feb 14 00:00:00 2010 | |
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