Hayward - Willows conn Salicornia w end Hayward Airport mouth San Lorenzo Cr. [gap due to grazing] Salicornia marsh goes inland around Explosives whs. Very narrow gap until marsh at Mulford Landing Then gap to S. arm of San Leandro marsh. Looks like another Cr. to willows edge San Leandro Marsh. Walnut Cr. all different Willows almost to RR [Revisit] Typha marsh upp end willows [Contin habitat & intergrading in plant types gradually of long distance as to at Napa & Sonoma & Novato Creeks] to W, , Scirpus up slough to meet willows. Benicia marsh isolated Martinez marsh gap at bridge to E. from Aron marsh. Junction along w end Martinez marsh.