Mapping Challenge 2005 - 2009 ~ TQ28

Butterfly Conservation
Hertfordshire and Middlesex Decad (10km square) Mapping Progress 2005 - 2009

TQ28

Click on image for detailed map

TQ28~ Click on image for detailed map

Decad co-ordinator: VACANT

Link sections on this page . . .
Table One ~ Key Tetrads to be visited
Table Two ~ Species richness map
Table Three ~ Target species

Table One ~ Key tetrads to be visited
Table One lists tetrads that have either had no visits or where coverage is poor. Please try to visit these in 2009 as this is a very poorly visited 10km square in parts. If you can help please contact or

Tetrad (2km square) Centered on Coverage 2005 - 2007
TQ2080 Acton All season visits required - high priority square
TQ2082 Stonebridge/Harlesden all season visits required - high priority square
TQ2084 Neesden no records - all season visits required - high priority square
TQ2088 Kingsbury/Colindale no records - all season visits required - high priority square
TQ2280 Shepherd's Bush/Wormwood Scrubs all season visits required - high priority square
TQ2284 Willesden no records - all season visits required - high priority square
TQ2286 Dollis Hill no records - all season visits required - high priority square
TQ2288 Hendon no records - all season visits required - high priority square
TQ2480 Notting Hill all season visits required - high priority square
TQ2482 Kilburn/Kensal Rise all season visits required - high priority square
TQ2484 West Hampstead all season visits required - high priority square
TQ2486 Hampstead Heath (west) no records - all season visits required - high priority square
TQ2680 Hyde Park all season visits required - high priority square
TQ2682 St. John's Wood Relatively well covered 
TQ2684 South Hampstead all season visits required - high priority square
TQ2688 Fortis Green all season visits required - high priority square
TQ2880 Mayfair all season visits required - priority square
TQ2882 Regent's Park (east) Relatively well covered but no Essex/Small Skipper, GV White, Peacock or Small Tortoiseshell records.
TQ2884 Kentish Town all season visits required
TQ2886 Upper Holloway all season visits required
TQ2888 Highgate Wood Relatively well covered but no Orange Tip, Painted Lady or Small Tortoiseshell records.

Table Two ~ Species Richness Grid
Table Two is a 5 x 5 grid of the tetrads (2km squares) in TQ28, and shows the species richness for each tetrad based on recording between 2005 and 2008.
There are three transects walked in TQ28 (two are in the same 2km).

Special richness grid for TQ28

Table Three ~ Target Species
Table Three indicates the distribution of species recorded in TQ28 and the 2km squares that need to be visited for specific species.
1 = a record
Species 2080 2082 2084 2086 2088 2280 2282 2284 2286 2288 2480 2482 2484 2486 2488 2680 2682 2684 2686 2688 2880 2882 2884 2886 2888 Total
Brimstone 1 1 1 1 1 1 1 1 8
Brown Argus 0
Clouded Yellow 1 1 1 3
Comma 1 1 1 1 1 1 1 1 1 1 1 11
Common Blue 1 1 1 1 1 1 6
Essex Skipper 1 1 1 1 1 1 1 7
Gatekeeper 1 1 1 1 1 1 1 1 1 1 10
Green-veined White 1 1 1 1 1 1 1 7
Holly Blue 1 1 1 1 1 1 1 1 1 1 1 1 1 1 14
Large Skipper 1 1 1 1 1 1 1 1 8
Large White 1 1 1 1 1 1 1 1 1 9
Marbled White 1 1
Meadow Brown 1 1 1 1 1 1 1 1 1 1 10
Orange Tip 1 1 1 1 1 1 1 1 1 9
Painted Lady 1 1 1 1 1 5
Peacock 1 1 1 1 1 1 1 1 1 9
Purple Emperor 0
Purple Hairstreak 1 1 1 1 4
Red Admiral 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 16
Ringlet 0
Silver-washed Fritillary 1 1 2
Small Copper 1 1 1 1 4
Small Heath 1 1 1 3
Small Skipper 1 1 1 1 1 1 1 1 1 9
Small White 1 1 1 1 1 1 1 1 1 1 1 1 1 13
Small Tortoiseshell 1 1 1 1 1 1 6
Small/Essex Skipper -
Speckled Wood 1 1 1 1 1 1 1 1 1 9
White Admiral 0
White-letter Hairstreak 1 1 1 1 4
Total 4 2 0 24 0 7 19 0 0 0 4 2 1 0 16 8 16 4 21 1 4 14 8 11 21
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