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2.5. FINAL ECOREGIONAL STATUS RANK

LEVEL I Global or Regional Priority Ecoregions in Mexico

  • -

    21 out of 98 ecoregions

Terrestrial - 8 ecoregions out of 50 The World Bank/WWF (Dinnerstein et. al. 1995) ecoregions (WWF, 1998 modified by TNC, 2000 ecoregions)

California coastal sage-chaparral - (Western half of 159 - California coastal sage and chaparral) Sierra Madre del Sur pine-oak forests - (Basicly equal to 118 - Sierra Madre del Sur pine oak - forests with reduced in surface area) Balsas dry forests - (Includes 79 - Balsas dry forests, plus 80 - Southern Pacific dry forests, plus remaining part of 118 - Sierra Madre del Sur pine oak - forests) Jalisco dry forests - (Central part of 77 - Jalisco dry forests without Eastern Colima, Michoacán and Nayarit portions) S. Madre Occidental pine-oak forests - (Almost corresponding to 114 S. Madre Occidental pine-oak forests) Mexican transvolcanic pine-oak forests - (Almost corresponding to 117- Trans Mexican Volcanic Belt pine-oak forests) Pueblan Xeric Scrub - (Partially corresponding to 170 - Tehuacán Valley Matorral) Northern Sonora cactus scrub - (Northeastern portion of 162 - Sonoran Desert)

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    1

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    1

I.2

I.2

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    3

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    3

Freshwater - 7 ecoregions out of 28 Chapala - Cuatro Ciénegas - Río San Juan - Río Panuco Tamps. Ver. - Catemaco - Rio Verde Headwaters - Manantlan/Ameca -

  • I.

    1

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    1

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    2

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    3

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    3

Marine - 2 ecoregions out of 9 Cortesian - Central Caribbean -

I.1 I.2

Mangrove - 4 ecoregions out of 11 Marismas Nacionales - San Blas - Tehuantepec - Manchón - Usumacinta - Belizean Coast -

I.1 I.1 I.1 I.1

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