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Management options for the improvement of flamingo breeding at Al ...

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Introduction“The prime role <strong>of</strong> <strong>Al</strong> W<strong>at</strong>hba Wetland Reserve is to provide <strong>breeding</strong> habit<strong>at</strong> <strong>for</strong><strong>the</strong> Gre<strong>at</strong>er Flamingo (Phoenicopterus ruber) as well as to conserve biodiversityin all its <strong>for</strong>ms” (Perry and Kiwan 2000).The Gre<strong>at</strong>er Flamingo is a common visitor in <strong>the</strong> United Arab Emir<strong>at</strong>es and can beobserved all year round in lagoons and mudfl<strong>at</strong>s <strong>of</strong> <strong>the</strong> coast (Richardson 1990). After afirst <strong>breeding</strong> <strong>at</strong>tempt in 1993, <strong>the</strong> <strong>Al</strong> W<strong>at</strong>hba Wetland Reserve (hereafter “<strong>Al</strong> W<strong>at</strong>hba”)hosted in 1999 <strong>the</strong> first recorded <strong>breeding</strong> <strong>of</strong> <strong>the</strong> Gre<strong>at</strong>er Flamingo in <strong>the</strong> ArabianPeninsula since <strong>the</strong> last report from Kuwait in 1922 (Aspinall and Heyer 1999). Theunsuccessful <strong>breeding</strong> <strong>at</strong>tempts observed in March 2002 and November 2003 (Javedand Khan 2003) showed however th<strong>at</strong> <strong>Al</strong> W<strong>at</strong>hba is a potential <strong>breeding</strong> site <strong>at</strong>tracting<strong>flamingo</strong>s. Flooding <strong>of</strong> <strong>the</strong> nesting island due to <strong>the</strong> accidental or n<strong>at</strong>ural rise <strong>of</strong>w<strong>at</strong>erlevels was identified as <strong>the</strong> main reason <strong>for</strong> <strong>breeding</strong> failure in <strong>Al</strong> W<strong>at</strong>hba (Javedand Khan 2003). However, <strong>the</strong>re might be o<strong>the</strong>r reasons th<strong>at</strong> I review below with someproposals to tackle <strong>the</strong> issues on ei<strong>the</strong>r a short-term or a long-term basis.In <strong>flamingo</strong>s, as in o<strong>the</strong>r colonial w<strong>at</strong>erbird species, <strong>the</strong> colony dynamics, in particular<strong>the</strong> selection <strong>of</strong> <strong>the</strong> <strong>breeding</strong> site, is driven by multiple factors depending both on habit<strong>at</strong>quality and on <strong>the</strong> species (Kharitonov and Siegel-Causey 1988, Fasola and <strong>Al</strong>ieri 1992,Boulinier and Lemel 1996, Erwin et al. 1998).2

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