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<br />Table I. Characteristics of revegetated sites along the Colorado Ri.ve~
<br />Name/location Code Year planted Area. (ha)w: Trees.planted Other features
<br />No Name Lake. South of Parker, R87 1987 5 `_ :' ' Cottonwood, Limited cottonwood revegetation success; only 0.5 ha
<br />AZ -, Gooddings willow, contained. cottonwoods and willows in 1997. Quail-
<br /> ~5n~ mesquite
<br />;~, h brush, :four-wing saltbush, and a few screwbean
<br />" ,
<br />- 'c; mesquite present in
<br />open area. Emory baccharis
<br />ar-
<br /> T
<br />~^ -
<br />,
<br />rowweed, and coyote willow along lake margin.
<br />Island Unit site. Cibola National R90 1990-1991 1.5
<br />-Cottonwood and Emory"baccharis common, lesser amounts of ar-
<br />Wildlife Refuge, AZ ~ screwbean rowweed, quailbrush, and tamarisk. Some large
<br /> - ;; mesquite Gooddings willow also present. Alkali mallows an
<br /> abundant ground cover.
<br />Unit B site. Cibola National R93-C 1993. 2 Cottonwood Area cleared of tamarisk, then planted with cotton-
<br />Wildlife Refuge, AZ R94 1994 wood pole cuttings. Honey and screwbean mesquite,
<br />R93-94 `° tamarisk, quailbrush, arrowweed, and Emory baccha-
<br /> ris. Mustards, sweet cloverb, dandelions` and alkali
<br /> mallow also present. In 1994 geographically separated
<br /> sites studied separately but combined in 1995 to in-
<br /> crease area used for this similar-aged area.
<br />Lost Lake. Havasu National R93-H 1993 4.S `Cottonwood A few senescent Gooddings willows remain in area
<br />Wildlife Refuge, AZ. " - along with Emory baccharis and coyote willow.
<br /> Quailbrush, tamarisk, arrowweed, and mesquite were
<br /> also present. Alkali heliotropes was a common
<br /> groundcover plant at this site. Site still connected
<br /> with Colorado River via Lost Lake with areas of
<br /> s standing water when the river is high.
<br />Pintail Slough. Havasu National R96 1996 8 Cottonwood and Emory baccharis present. Sweet clover, alkai he-
<br />Wildlife Refuge, AZ Gooddings willow liotrope, horse purslane`, and alkali mallow common
<br /> _ ground cover elements. Alkali chalices also common.
<br /> - Perimeter of site lined-with arrowweed, tamarisk, and
<br /> °~ ~r ; ~ mesquite.--:
<br />Bureau of Reclamation site. Just R78 1978 _ 6.5 `~ Cottonwood, Planted on dredge spoils from the Colorado River.
<br />north of Cibola Refuge on CA Gooddings willow, West side.:"site bordered by flood irrigated agricultural
<br />side of river - `~ F,,t4citlyptus, Palo land. Mesquite, quailbrush, and arrowweed common.
<br /> verde$, and athel Emory "baccharis also present.
<br /> ~~ tamarisks
<br />e Sida hederacea, b Melilotus, ` Taraxacum oJficinalis, a Heliotropium curassavicum, '`. Truinthema portulacastrum, r Eustoma exaltum, r Cercidium flotidum, " Tamarix
<br />aphylla. ._
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