(S (S (BASENP (DT This)) (VP (VBD contrasted) (PP (TO to) (NP (BASENP (DT a) (NNP May) (NN survey)) (SBAR (WHNP (WDT that)) (S (VP (VP (VBD showed) (NP (NP (JJR fewer) (NP (BASENP (NNS ducks)) (CC and) (BASENP (NN waterfowl) (NN nesting) (NNS areas)))) (PP (IN in) (BASENP (DT the) (NN state))))) (PP (IN with) (S (NP (BASENP (DT the) (NN population)) (PP (IN of) (BASENP (NN breeding) (NNS ducks)))) (VP (VBG numbering) (NP (BASENP (QP (NN 1.6) (NN million))) (COMMA ,) (ADVP (RB down) (PP (IN from) (NP (BASENP (QP (NN 1.7) (NN million))) (PP (IN in) (BASENP (NN 2004))))))))))))))))) (PERIOD .))