Mark Knight 🍉
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markknight63.bsky.social
Mark Knight 🍉
@markknight63.bsky.social
1.5K followers 900 following 390 posts
Archaeologist with a Fenland tendency. Happiest in the black, buttery depths seeking old land surfaces. You got them big dreams....
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markknight63.bsky.social
A Fenland 'Rothno' for @richardmortimer.bsky.social
Vertical section through a palaeochannel. Its stratigraphy includes layers of freshwater sediment (shell-rich sands), preserved tree trunks (bog-oaks), and a thick deposit of marine silt.
November 22, 2025 at 8:27 AM
markknight63.bsky.social
Ice Station Fenland
#FlagFenBasin #FenlandArchaeology
Square yard of folded ice
November 21, 2025 at 6:42 PM
markknight63.bsky.social
Bog-oaks in a palaeochannel #Fenland #FlagFenBasin #Holocene
Archaeological section through a palaeochannel containing preserved ancient trees Continuation of a palaeochannel with preserved bog-oaks
November 20, 2025 at 7:29 PM
markknight63.bsky.social
If you see this, post your getaway vehicle.
Black tandem bicycle with panniers in a grass covered field with tent in the background
November 19, 2025 at 1:28 PM
markknight63.bsky.social
Realities of archaeology
#Fenland #WetlandArchaeology #FlagFenBasin
Orange hi-vis work clothes stained with peat - trousers propped on radiator with boots still 'attached' looking like a pair of detached legs
November 13, 2025 at 10:26 AM
markknight63.bsky.social
Caged....
Colour image of open brick-patterned shutter in front of shop display of electric & acoustic guitars
November 9, 2025 at 11:10 AM
markknight63.bsky.social
Glasgow glasshouse - look up!
Concentric circles of glasshouse domed roof
November 8, 2025 at 1:43 PM
markknight63.bsky.social
Submerged forest #FlagFenBasin #Fenland
Archaeological section showing Holocene stratigraphy with preserved tree stump
November 6, 2025 at 5:47 PM
markknight63.bsky.social
Monday 'thumbnail' (& muddy palm) #FlagFenBasin #BuriedSoil #Fenland
Small worked flint 'thumbnail' scraper presented on flat, muddy palm
November 3, 2025 at 7:39 PM
markknight63.bsky.social
Friday morning flint - fresh out of the buried soil #FlagFenBasin #Fenland
Extended palm displaying a Late Neolithic flint scraper
October 31, 2025 at 10:47 AM
markknight63.bsky.social
Another deep slice of time #Holocene #Flandrian #Fenland #FlagFenBasin #SundayStratigraphy
Archaeological section through an old land surface buried beneath layers of woody peat and marine silt. A toppled preserved tree stump sits at the top. A small chalk board has WD 7920 marked on it
October 26, 2025 at 9:18 AM
markknight63.bsky.social
Blade
#BuriedSoil #FlagFenBasin
#Fenland
Palm of hand displaying a worked flint blade, freshly excavated from an old land surface
October 21, 2025 at 8:46 PM
markknight63.bsky.social
Not-Rothko #Holocene #Fenland #FlagFenBasin
Stratigraphy - Holocene sediment sequence Fenland, peat silt and peat
October 21, 2025 at 6:29 AM
markknight63.bsky.social
Taphonomy! #BogOaks #Dendrochronology #Fenland #FlagFenBasin
Sawn slices through a bog oak from the lower peat horizon in the Flag Fen Basin
October 18, 2025 at 10:21 AM
markknight63.bsky.social
#BogOak #Dendrochronology #Holocene #Fenland #FlagFenBasin
End cross-section through a bog oak in a deep section of Holocene sediment: lower peat, fen clay and upper peat.
October 16, 2025 at 5:18 PM
markknight63.bsky.social
Heartwood #BogOak #Fenland #FlagFenBasin
Cross section through preserved oak branch - black heartwood, tree-rings
October 14, 2025 at 7:44 PM
markknight63.bsky.social
Rusticated Beaker potsherd from the buried soil beneath the peat #Fenland #FlagFenBasin
Prehistoric potsherd perched in an open palm
October 13, 2025 at 6:40 PM
markknight63.bsky.social
Or perhaps a Daily Suginoto?

Hiroshi Sugimoto
Opticks 115, 2018
Hiroshi Sugimoto Opticks 115, 2018. Square digitally altered Polaroid image of blue light from a prism
October 11, 2025 at 7:25 AM
markknight63.bsky.social
A slice is nice! #Fenland #FlagFenBasin #Dendrochronology
A slice through a bog oak from - clearly visible growth rings and preserved sap wood.
October 10, 2025 at 4:25 PM
markknight63.bsky.social
#Fenland #FlagFenBasin
#Archaeology
Exposed peat, flat horizon and blue sky with small white fluffy clouds.
October 8, 2025 at 6:19 PM
markknight63.bsky.social
Tilled silt fen and wind turbine shadow #Fenland
October 6, 2025 at 8:55 PM
markknight63.bsky.social
#Fenland
Fenland fields with grass covered drove leading to a vanishing point on the distant flat horizon
October 6, 2025 at 6:40 PM
markknight63.bsky.social
#Fenland
October 6, 2025 at 6:18 PM
markknight63.bsky.social
www.royaleijkelkamp.com/academy/know...

#FlagFenAugerSurvey
Auger core sample: white plastic gutter holding soil samples retrieved with a Dutch auger. Auger point 189: unoxidised silts below pale brown oxidised plougsoil and peat.
October 4, 2025 at 7:49 AM
markknight63.bsky.social
202 auger points in 3 weeks. Deepest 3.90m; shallowest 0.30m. Couldn't have been done without the many fantastic volunteers. #FlagFenAugerSurvey
#Fenland
Button Badge: red letters FLAG FEN AUGER SURVEY 2025 & picture of an auger on a white background in a green circle
October 3, 2025 at 3:30 PM