This table provides guidelines for submission of records. A key is provided for the abbreviations used to indicate the type of records required for each species. For those species that are considered by the Herts Rare Birds Panel, a downloadable description form is available here (in MS Word format). This can be printed and posted to the County Recorder, whose address is on the form, or filled in and .
| Bold | Species considered by the British Birds Rarity Committee; all records required |
| Italics | Species considered by the Herts Rare Birds Panel; all records required |
| All | All records required |
| MM | Dated monthly maxima from frequently visited sites/significant counts from elsewhere |
| B | All breeding records |
| >n | Minimum count required |
| R | Roost counts |
| C | Colonies |
| U | Unusual records |
| P | Passage |
| W | Wintering records |
| F/L | First and last dates |
| TC | Territory counts |
| Red-throated Diver Black-throated Diver Great Northern Diver Little Grebe (MM B) Great Crested Grebe (MM B) Red-necked Grebe Slavonian Grebe Black-necked Grebe (All) Fulmar Manx Shearwater Storm Petrel Leach's Petrel Gannet Cormorant (MM B) Shag Bittern (All) Little Bittern Night Heron Squacco Heron Great White Egret Cattle Egret Little Egret (All) Grey Heron (MM B) Purple Heron Black Stork White Stork Glossy Ibis Spoonbill Mute Swan (MM B) Bewick's Swan (All) Whooper Swan Wild geese sp. (All) Bean Goose Pink-footed Goose White-fronted Goose Greylag Goose (MM B) Canada Goose (>50 B) Barnacle Goose Brent Goose (All) Egyptian Goose (All) Shelduck (All) Muscovy Duck (All) Mandarin (All) Wood Duck (All) Wigeon (MM F/L) American Wigeon Gadwall (MM B) Teal (MM B) Green-winged Teal Mallard (MM >40) Pintail (All) Garganey (All) Blue-winged Teal Shoveler (MM B) Red-crested Pochard (All) Pochard (MM B) Ring Necked Duck Ferruginous Duck Aythya Hybrid Tufted Duck (MM B) Greater Scaup (All) Lesser Scaup Eider Long-tailed Duck Common Scoter (All) Velvet Scoter Goldeneye (MM F/L) Smew (All) Red-brstd Merganser Goosander (All) Ruddy Duck (All) Honey Buzzard Black Kite Red Kite (All) White-tailed Eagle Marsh Harrier (All) Hen Harrier Montagu's Harrier Goshawk Sparrowhawk (B) Buzzard (All) Rough-legged Buzzard Osprey (All) Kestrel (B) Red-footed Falcon Merlin Hobby (All) Peregrine (All) Red-legged Partridge (>5 B) Grey Partridge (All) Quail (All) Pheasant (>25) Lady Amherst's Pheasant Golden Pheasant (All) Water Rail (MM B F/L) Spotted Crake Little Crake Baillon's Crake Corncrake Moorhen (MM >20) Coot (MM >20) Common Crane Great Bustard Oystercatcher (All) Black-winged Stilt Avocet Stone Curlew Little Ringed Plover (All) Ringed Plover (All) Kentish Plover |
Dotterel Golden Plover (All) Grey Plover (All) Sociable Plover Lapwing (B P MM >100) Knot (All) Sanderling (All) Little Stint (All) Temminck's Stint Pectoral Sandpiper Least Sandpiper Curlew Sandpiper (All) Purple Sandpiper Dunlin (All) Broad-billed Sandpiper Ruff (All) Jack Snipe (All) Snipe (MM B) Great Snipe Long-billed Dowitcher Woodcock (All) Black-tailed Godwit (All) Bar-tailed Godwit (All) Whimbrel (All) Curlew (All) Spotted Redshank (All) Redshank (All) Marsh Sandpiper Greenshank (All) Lesser Yellowlegs Solitary Sandpiper Green Sandpiper (MM P) Common Sandpiper (All) Wood Sandpiper (All) Spotted Sandpiper Turnstone (All) Red-necked Phalarope Grey Phalarope Pomarine Skua Arctic Skua Long-tailed Skua Great Skua Mediterranean Gull (All) Little Gull (All) Sabine's Gull Black-headed Gull (MM >50 R) Common Gull (MM R) Lesser Black-backed Gull (MM R) Caspian Gull Herring Gull (MM R) Iceland Gull Glaucous Gull Yellow-legged Gull Great Black-backed Gull (MM R) Kittiwake (All) Caspian Tern Sandwich Tern(All) Roseate Tern Common Tern (MM F/L B) Arctic Tern (All) Tern (Commic) (All) Little Tern (All) Black Tern (All) White-winged Black Tern Guillemot Razorbill Little Auk Puffin Feral Rock Dove (>100) Stock Dove (>100) Wood Pigeon (>100) Collared Dove (>25 R) Turtle Dove (All) Ring-necked Parakeet (All) Monk Parakeet (All) Cuckoo (B F/L) Barn Owl (All) Little Owl (All) Tawny Owl (B) Long-eared Owl (All) Short-eared Owl (All) Nightjar Swift (>50 F/L C) Alpine Swift Kingfisher (MM B) Bee-eater Roller Hoopoe Wryneck Green Woodpecker (MM B) Great Spotted Woodpecker (MM B) Lesser Spotted Woodpecker (MM B) Short-toed Lark Woodlark Skylark (>25 P) >25 P Hirundines (mixed) Sand Martin (>30 P F/L C) Swallow (>50 P F/L C) Red-rumped Swallow House Martin (>50 P F/L) Tree Pipit (All) Meadow Pipit (>5 P B) Rock Pipit (All) Water Pipit (All) Yellow Wagtail (B F/L P) Blue headed Wagtail Grey Wagtail (MM B) Pied Wagtail (MM >10 R) White Wagtail (All) Waxwing (All) |
Dipper Wren (TC U) Dunnock (TC U) Robin (TC U) Nightingale (All) Bluethroat Black Redstart (All) Redstart (All) Whinchat (All) Stonechat (All) Wheatear (All) Rock Thrush Ring Ouzel (All) Blackbird (TC U) Fieldfare (>20 F/L P) Song Thrush (TC U) Redwing (>10 F/L P) Mistle Thrush (>10) Cetti's Warbler (All) Grasshopper Warbler (All) Savi's Warbler Aquatic Warbler Sedge Warbler (TC F/L) Paddyfield Warbler Marsh Warbler Reed Warbler (B F/L) Great Reed Warbler Melodious Warbler Dartford Warbler Barred Warbler Lesser Whitethroat (TC F/L) Whitethroat (TC F/L) Garden Warbler (TC F/L) Blackcap (TC F/L W) Yellow-browed Warbler Wood Warbler (All) Chiffchaff (TC F/L W) Willow Warbler (TC F/L) Goldcrest (>2 B) Firecrest (All) Spotted Flycatcher (B F/L) Red-breasted Flycatcher Pied Flycatcher (All) Bearded Tit (All) Long-tailed Tit (>10) Marsh Tit (B) Willow Tit Coal Tit (TC) Blue Tit (>10 TC) Great Tit (>10 TC) Nuthatch (TC) Treecreeper (TC) Golden Oriole Red-backed Shrike Great Grey Shrike Woodchat Shrike Jay (>2) Magpie (>10 R) Nutcracker Jackdaw (>25 R B) Rook (>50 R B) Carrion Crow (>10 R) Hooded Crow Raven Starling (>100R) Rose-coloured Starling House Sparrow (>30 R) Tree Sparrow (All) Chaffinch (>25) Brambling (All) Serin Greenfinch (>20 R) Goldfinch (>10) Siskin (MM B) Linnet (>20) Twite Lesser Redpoll (All) Mealy Redpoll (All) Arctic Redpoll Two-barred Crossbill Common Crossbill (All) Common Rosefinch Bullfinch (All) Hawfinch (All) Snow Bunting Yellowhammer (>20 R) Cirl Bunting Ortolan Bunting Rustic Bunting Little Bunting Reed Bunting (>5) Corn Bunting (>5 B R) All Escapes |