american samoa - University of Hawaii at Manoa Botany Department

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TABLE 4-8LONG-TERM RESOURCE MONITORING REQUIREMENTSAMERICAN SAMOA WETLAND RESTORATION AND ENHANCEMENT PLANAOA WETLANDResource Information Monitoring Monitoring Monitoring EvaluationRequirement Frequency Method Location(s) ParametersWetland/Stream Stream Flow 1 x (Dec-March) Visual observation Tapua Stream mouth to 300 feet upstream Presence of stream flow or obstructions to stream flowHydrology 1 x (April-Nov) Visual observation Puna Stream to 200 feet upstreamWetland Outlet 1 x (Dec-March) Visual observation Tapua Stream mouth Presence of stream flow or obstructions to stream flow1 x (April-Nov) Visual observation Puna Stream mouthWater Quality Changes in land 1 x (Dec-March) Take digital photos, document type and Between Tapua and Puna Stream mouths and Do new land uses generate non-point surface or subsurfaceof Lower Alao Wetland uses 1 x (April-Nov) estimated size, locate changes on field Tapua Stream Estuary discharges into wetland or Mulivaitele Stream channels?mapVegetation Survival of new 1 x (Dec-March) Take visual count of new mangrove Between most downstream culverts of Tapua Number of trees that remaintrees 1 x (April-Nov) propagules and riparian tree seedlings and Puna Streams, and Tapua Stream EstuaryAquatic Fish Type and number 2 x (Dec-March) Collect driftnet samples of outgoing 100 feet upstream of Tapua Stream mouth. Changes in diversity and abundance of fish andand of fish and 2 x (April-Nov) larvae for 3-4 hour evening periods crustaceansInvertebrates crustaceans (see report narrative).Molluscs Type and number 2 nights (Dec-Mar) Mark-recapture technology or quadrant 100 feet upstream of Tapua Stream mouth. Changes in diversity and abundance of molluscsof molluscs 2 nights (Apr-Nov) counts at night.
TABLE 4-9FIELD MONITORING WORKSHEETAMERICAN SAMOA WETLAND RESTORATION AND ENHANCEMENT PLANAOA WETLANDDate(s) of field monitoring:_______________Agency/Company Represented:Name(s) of observer(s):Tapua Stream Puna StreamSTREAM AND WETLAND HYDROLOGY(Circle "yes" or "no".)1 Is water flowing in the stream? Yes No Yes No2a Are stream flows entering the wetland? Yes No Yes Nob If no, what appears to be impeding stream discharge? Describe.3 a Is the wetland outlet, e.g., culvert or stream mouth, clear to permit stream discharge? Yes No Yes Nob If not, what appears to be impeding flow to the wetland outlet? Describe.STREAM CHANNEL MODIFICATIONS4 a Has the stream bank been altered and with what material has the alteration been made? Yes No Yes No___ Basaltic rock wall___ Concrete wall___ Rock-filled gabions___ Other, please describe:b If alteration has occurred, locate on field map _____ Check, when field map is so marked.5 a Do existing rock walls, concrete walls or gabions appear to have been damaged from pastor recent stormwater events? Yes No Yes Nob If so, where? (locate on field map) _____ Check, when field map is so marked6 a Is there evidence of bank erosion? Yes No Yes Nob If so, where? (locate on field map) _____ Check, when field map is so marked7 a Do you see evidence of a change in the stream flow path? Yes No Yes Nob If so, where? (locate on field map) _____ Check, when field map is so markedSURVIVAL OF NEW WETLAND AND RIPARIAN PLANTS8 a Count number of surviving new mangrove propagulesb Count number of surviving riparian tree seedlings.CHANGES IN LAND USE9 a Document type and number of new land uses within 100 feet of stream channel.Number of facilities:Briefly describe each new facility:ResidentialCommercialIndustrialPublic FacilityCommunity FacilityAgriculturalb Map location of new land uses on field map. ___ Check, when field map is so marked10 a Do any existing land uses, within 100 feet of the stream channel or wetland perimeter, appear to havesustained damage from past or recent stormwater events? Yes No Yes Nob If so, where? (Locate on field map.) ___ Check, when field map is so markedNON-POINT DISCHARGES INTO STREAM CHANNEL OR WETLAND11 Type of discharges: Briefly describe type of discharge:PiggeryStormwaterCesspoolIndustrialCommercial12 Locate discharge on field map ___ Check, when field map is so marked
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Asili StreamAMERICAN SAMOAWETLAND/S
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American SamoaWetland/Stream Restor
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American Samoa Wetland/Stream Resto
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Figure 1-1Location of Potential Wet
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Onsite InvestigationsNovember 1999G
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Where appropriate, stream cross sec
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Chapter TwoTULA WETLANDLOCATIONTula
Page 19 and 20: Figure 2-2Tula WetlandExisting Cond
Page 21 and 22: Improved channelization of stormwat
Page 23 and 24: LAND USES IN THE VICINITY OF TULA W
Page 25 and 26: Figure 2-3Option 2: Detention of St
Page 27 and 28: Figure 2-4Option 3: Expansion of Ta
Page 29 and 30: Comparative Benefits and ImpactsPPC
Page 31 and 32: TABLE 2-4PRELIMINARY COST ESTIMATEP
Page 33 and 34: TABLE 2-5LONG-TERM RESOURCE MONITOR
Page 35 and 36: TABLE 2-6 (CONTINUED)FIELD MONITORI
Page 37 and 38: Chapter ThreeALAO WETLANDLOCATIONAl
Page 39 and 40: Figure 3-2Taufusi MarchExisting Con
Page 41 and 42: Figure 3-3FEMA 100-Year Flood Plain
Page 43 and 44: East Portion of the MarshThe impact
Page 45 and 46: WETLAND RESTORATION AND ENHANCEMENT
Page 47 and 48: The availability of new, blight-res
Page 49 and 50: Long-Term Monitoring and Site Maint
Page 51 and 52: TABLE 3-7FIELD MONITORING WORKSHEET
Page 53 and 54: Recommended monitoring stations or
Page 55 and 56: Figure 4-1Location MapAoa Village W
Page 57 and 58: No stream flow estimates are availa
Page 59 and 60: Fresh-Water SwampThe fresh-water sw
Page 61 and 62: ecome dominant if there is a nearby
Page 63 and 64: Relative Abundance and Diversity of
Page 65 and 66: Option 4: Restore Mangrove Forest U
Page 67 and 68: TABLE 4-5COMPARATIVE EVALUATIONWETL
Page 69: Long-term resource management activ
Page 73 and 74: • begin at the Tapua Stream mouth
Page 75 and 76: Figure 5-1Location MapSoutheast Wet
Page 77 and 78: Tufu Stream and two stream branches
Page 79 and 80: Mr. Whistler was part of a three-pe
Page 81 and 82: InvertebratesCrustacean densities w
Page 83 and 84: FIGURE 5-3OPTION 1: RESTORE RIPARIA
Page 85 and 86: TABLE 5-4COMPARATIVE EVALUATIONWETL
Page 87 and 88: Long term monitoring of the Vatia w
Page 89 and 90: TABLE 5-8FIELD MONITORING WORKSHEET
Page 91 and 92: More specific monitoring of stream
Page 93 and 94: Figure 6-1Location MapVaipito Strea
Page 95 and 96: Stream FlowsHistorical Stream Flows
Page 97 and 98: California grass (Brachiaria mutica
Page 99 and 100: FIGURE 6-3FISH AND INVERTEBRATE SUR
Page 101 and 102: Most of lower Vaipito Stream segmen
Page 103 and 104: Red mangrove should be planted with
Page 105 and 106: TABLE 6-7PRELIMINARY COST ESTIMATEC
Page 107 and 108: TABLE 6-9LONG-TERM RESOURCE MONITOR
Page 109 and 110: TABLE 6-10 (Continued)FIELD MONITOR
Page 111 and 112: Vehicular and pedestrian access to
Page 113 and 114: Figure 7-1Location MapLeele-Papa-Ta
Page 115 and 116: Stream flow, in some cases, is cons
Page 117 and 118: Stormwater Discharges and Related F
Page 119 and 120: AQUATIC FISH AND INVERTEBRATESGener
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Opportunities and StrategiesOption
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Figure 7-3Option 2: Reduction of Er
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TABLE 7-8PRELIMINARY COST ESTIMATEP
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TABLE 7-9LONG-TERM RESOURCE MONITOR
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TABLE 7-10 (Continued)FIELD MONITOR
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More specific monitoring of stream
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Figure 8-1Location MapSauino Stream
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Stream FlowsHistorical Stream Flows
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AQUATIC FISH AND INVERTEBRATESGener
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Figure 8-3Option 1: Construction of
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FIGURE 8-5OPTION 2: PLANT NATIVE RI
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Long-Term Monitoring and Site Maint
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TABLE 8-8FIELD MONITORING WORKSHEET
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TABLE 8-8 (Continued)FIELD MONITORI
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LOCATIONChapter NineLEAFU STREAMLea
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Figure 9-2Leone Pala and 300-Foot L
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However, during and following heavi
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Vegetation TrendsThe lower Leafu St
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LAND USES ADJACENT TOLOWER LEAFU ST
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Option 2: Construct Basaltic Wall,
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Figure 9-5:Stabilize East Stream Ba
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TABLE 9-7PRELIMINARY COST ESTIMATEP
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TABLE 9-8LONG-TERM RESOURCE MONITOR
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TABLE 9-9 (Continued)FIELD MONITORI
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Chapter TenASILI STREAMLOCATIONAsil
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Figure 10-2Asili Stream SegmentExis
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Stormwater Discharges and Related F
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Further downstream, the stream chan
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TABLE 10-4SUMMARY OF MACROFAUNAL OR
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American Samoa Wetlands/Streams Res
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CLEAN-UP OF LOWER ASILI STREAMLABOR
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TABLE 10-9LONG-TERM RESOURCE MONITO
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TABLE 10-10 (Continued)FIELD MONITO
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Vehicular and pedestrian access to
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Figure 11-1Location MapFusi Wetland
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WETLAND VEGETATIONNovember 1999 Sur
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The lack of stream flow entering th
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Figure 11-3Option 1: Remove Solid W
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Recommended Option and Estimated Pr
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TABLE 11-6FIELD MONITORING WORKSHEE
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Any future monitoring stations or s
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Project ManagerRepresentatives of a
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REFERENCESBiosystems Analysis, Inc.
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APPENDIX ASUMMARY OFPLANTSOBSERVED
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Species Family EnglishNameSamoanNam
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APPENDIX CSUMMARY OFAQUATIC MACROFA
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