Hackett's Marsh

{{Short description|Nature reserve in Hampshire, England}}

{{infobox park

| name = Hackett's Marsh

| photo = River Hamble (geograph 5436195).jpg

| photo_caption =

| type = Local Nature Reserve

| grid_ref_UK = SU 488 089

| location = Bursledon, Hampshire

| area = {{convert| 20.4 |ha|acre|abbr=off}}

| manager = Hampshire Countryside Service

}}

Hackett's Marsh is a {{convert| 20.4|ha|acre|abbr=off|adj=on}} Local Nature Reserve in Bursledon in Hampshire. It is owned by Hampshire County Council and managed by Hampshire Countryside Service.{{cite web|url=https://designatedsites.naturalengland.org.uk/SiteLNRDetail.aspx?SiteCode=L1009285&SiteName=&countyCode=19&responsiblePerson=&SeaArea=&IFCAArea= |title=Hackett's Marsh |series=Local Nature Reserves|publisher=Natural England| accessdate= 24 May 2020|url-status=live|archive-url=https://web.archive.org/web/20230414164459/https://designatedsites.naturalengland.org.uk/SiteLNRDetail.aspx?SiteCode=L1009285&SiteName=&countyCode=19&responsiblePerson=&SeaArea=&IFCAArea= |archive-date = 14 April 2023}}{{cite web|url=https://magic.defra.gov.uk/MagicMap.aspx?startTopic=Designations&activelayer=lnrIndex&query=Ref_CODE%3D%271009285%27 |title=Map of Hackett's Marsh |series= Local Nature Reserves |publisher=Natural England| accessdate= 24 May 2020}} It is part of Solent and Southampton Water Ramsar site{{cite web|url= https://designatedsites.naturalengland.org.uk/SiteGeneralDetail.aspx?SiteCode=UK11063&SiteName=&countyCode=19&responsiblePerson=&unitId=&SeaArea=&IFCAArea= |title=Designated Sites View: Solent and Southampton Water | series= Ramsar Site|publisher=Natural England|accessdate = 23 April 2020}} and Special Protection Area,{{cite web|url=https://designatedsites.naturalengland.org.uk/SiteGeneralDetail.aspx?SiteCode=UK9011061&SiteName=&countyCode=19&responsiblePerson=&unitId=&SeaArea=&IFCAArea= |title= Designated Sites View: Solent and Southampton Water | series= Special Protection Areas |publisher=Natural England|accessdate = 23 April 2020}} of Solent Maritime Special Area of Conservation{{cite web|url= https://designatedsites.naturalengland.org.uk/SiteGeneralDetail.aspx?SiteCode=UK0030059&SiteName=&countyCode=19&responsiblePerson=&unitId=&SeaArea=&IFCAArea= |title=Designated Sites View: Solent Maritime | series= Special Areas of Conservation|publisher=Natural England|accessdate = 23 April 2020}} and of Lincegrove and Hackett's Marshes Site of Special Scientific Interest.{{cite web|url= https://designatedsites.naturalengland.org.uk/SiteDetail.aspx?SiteCode=S1001217&SiteName=&countyCode=19&responsiblePerson=&unitId=&SeaArea=&IFCAArea= |title=Designated Sites View: Lincegrove and Hackett's Marshes | series= Sites of Special Scientific Interest|publisher=Natural England|accessdate = 28 April 2020}}

This site has saltmarshes and species-rich grassland. Its diverse insects, which include some species which are nationally rare, provide an important source of food for waders, such as golden plovers, black-tailed godwits and curlews.