October 1993 – vol. 86, issue 10, pp 544–547 OVER the last 100 years or so, 90% of the Tees Estuary (Cleveland) has been lost to land claim--the more accurate way to describe what is generally (and wrongly) called 'reclamation'. Between the 1960s and 1970s, over 80% of what remained of Seal Sands was lost. Despite all this, and gready reduced wader numbers, Seal Sands has remained an important site, with nationally important wintering num... This article is only available to subscribed users.To read more, please log in or purchase a subscription.