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Rio Paraguay AquaRAP ca. 240 km (150 miles) from Bahia Negra to Riacho de la Paz 81
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RN UP LP APA RLP 74% 66% 48% 46% 52% 80% RN UP LP APA RLP 77% 64% 40% 38% 30% 75% Fishes Aquatic Inverts Correlation = 0.94*** 87
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Rio Paraguay Sub-Regional Analysis Strong Sub regional Distributions Zone 1: Rio Negro, U. and L. Rio Paraguay Zone 2: Rio Apa, Riacho de la Paz Management to Protect Zones 88
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LG FV FF BW BA CW MC BP 88% 92% 87% 40% 70% 67% 97% 78% 75% 63% 61% 74% Macrohabitat Effects: Flood Cycle Main Channel Rio Apa -- Clear Water 89
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Rio Paraguay Fishes Cumulative Frequency of Species Number of Habitats 90
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Pantanal, Rio Paraguay ---- Conclusions Distributions of Fishes, Invertebrates and Plants are NOT Random! Sharp Turnover of species between Zones Macrohabitat Effect Flood Cycle Protection of 4-5 macrohabitats will save ca. 80-90 % of the Biodiversity 91
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Proposed Hidrovia 2250 km 1444 mi 92
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Economic Values Fisheries 93
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Potential Fisheries Production Source: FAO 1998 Pantanal 100,000 metric tons Rio Paraguay 50,000 metric tons Total 150,000 metric tons Value at $2/lb $660,000,000 94
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Fisheries -- Pantanal Number Sport Fishermen Mato Grosso do Sul 1981 1995 1999 17,000 43,000 56,000 ----------------------- SOURCE : PCBAP – 2000 95
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Fisheries -- Pantanal Number Sport Fishermen Mato Grosso do Sul 56,000 $ 100 $ 5,600,000 56,000 $1000 $56,000,000 ---------------- 96
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Potential Sustainable Fisheries Value Commercial Fisheries $660,000,000 Sports Fishery $ 25,000,000 Total Annual Value $685,000,000 97
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Estimated Operational Expenses: $25,000 per day $9,125,000 per year source: Army Corps Engineers 98
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Orinoco River, Venezuela: Requires 2 dredges per day for 365 days Channel: 4 m, ca. 328 km (200 miles) 99
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Proposed Hidrovia 2250 km 1444 mi 100
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