From Primero to the entrance of the port of Grado (Fosa)

Description

After crossing the canal area of Primero, the Litoranea Veneta heads towards Grado, passing beside the sanctuary of Barbana. The lagoon in this section consists of very shallow waters and emerges almost completely at low tide, with water remaining only in the main channel and in the tortuous small ditches that feed and drain the flats. After passing near the Valle del Moro, it reaches Grado and, leaving the Isola della Schiusa on the left passes under the road bridge connecting Grado to Belvedere, Aquileia and the Friuli plain, and which represents the main land link between the island and the mainland. Beyond the bridge on the right lies the island of Pampagnola. The wrecks of the “barche de sabion” (boats for collecting and transporting sand), are a site of literary interest mentioned by Biagio Marin and Claudio Magris. After the Madonna on the left , the channel opens out to the mouth of the port of Grado, called by the locals “fosa” or mouth.

Vegetation

Cymodocea nodosa

Frequent in the sea and in lagoons, and like dwarf eelgrass forms extensive fields which are very important for fish and waterfowl.



Limbarda chritmoides

A halophyte species whose yellow flowers colour the summer landscape of the lagoon sandbanks.



Juncus maritimus

A halophyte species, it forms populations in salt marshes and in the areas used to trap fish in the presence of moderate salinity. Widespread in...



Limonium vulgare

A halophyte species forming extensive spreads on sandbanks and very noticeable during the summer flowering.



Atriplex portulacoides

A halophyte species found on sandbanks and on the reclaimed land of Lisert where it covers extensive areas.



Tripolium pannonicum

A halophyte species that shows itself most during its summer flowering.



Spartina maritima

Another halophyte species, this is the first terrestrial plant to colonise the highest tidal flats, enduring long submersion.



Tamarix gallica

A shrub and small tree, it is resistant to drought and salty soils as mentioned by D’Annunzio in the poem “la pioggia nel...



Nanozostera noltii

Frequent in the sea at a depth of less than 5 metres and in lagoons, especially where there are fresh water inlets. It colonises tidal flats,...



Traditions

On the islets, the “mote”, which still bear the ancient names from Grado, the fishermen lived in huts of marsh reeds. Now few live...



This traditional cargo and fishing boat was used until the mid-twentieth century in the northern Adriatic, initially powered by sails and later by...



Habitats

Areas normally above the water in a lagoon are called barene or salt marshes and are characterised by halophilic vegetation typical of...



In the last century, vast areas of the lagoons and surrounding marshes were drained to obtain new agricultural, industrial and urban land. To...



These form the natural separation between lagoon and sea. Unlike the salt marshes, which are muddy or silty, the barrier islands are sandy and...



The coastline that once upon a time (until the 1920s) used to change naturally in response to the rise and fall of the sea level and sedimentation...



The lagoon system of FVG extends between the mouth of the Isonzo and that of the Tagliamento. Compared to its “big sister”, the...



One of the largest and most vital underwater meadows of the Gulf lies in front of the mouths of the Isonzo. These are plants with ribbon-like...



The areas regularly submerged by the high tide that are revealed when the sea retreats are called the tidal flats. In Friuli Venezia Giulia, these...



Birds

Casmerodius albus

85-100 cm, sexes similar. White plumage, yellow beak which becomes black in the breeding season. Present throughout the year, it does not, however,...



Ardea cinerea

84-102 cm, sexes similar. All year round, nesting in colonies in lagoon groves and other wooded areas inland. Nesting has been noted since 1999. Very...



Circus cyaneus

45-55 cm, marked dimorphism, the male is grey with black wing tips, the female brown, and both have a white rump. Present during migration and...



Sterna sandvicensis

37-43 cm, sexes similar, light grey upperparts, white in the lower parts, with a black cap and a tuft on the head, the beak black with light-coloured...



Numenius arquata

48-57 cm, sexes similar. Brownish with a long curved beak. Present throughout the year but does not nest. Forms flocks during high tide on sandbars...



Numenius phaeopus

37-45 cm, sexes similar. Brownish with curved beak, shorter than the curlew, and with characteristic dark streaks on the head. Present during...



Cygnus olor

140-160 cm, white, grey in juveniles, tubercle at the base of the beak, most evident in males. Present throughout the year, numerous at river mouths...



Anas acuta

51-62 cm, an elegant duck with long neck and, in the male, long central tail feathers. A wintering species, it frequents tidal flats, the restored...



Phalacrocorax carbo

77-94 cm, sexes similar. Like pelicans and boobies, they have the 4 fingers joined by a membrane to facilitate swimming. The species is present...



Motacilla flava

15-16 cm, the male with grey head and white throat in the cinerocapilla subspecies, yellow belly, long tail with white outer feathers. During...



Circus aeruginosus

43-55 cm, marked dimorphism, with the male more colourful while the female is dark with pale-yellow head and shoulders. Present throughout the year,...



Anas penelope

42-50 cm, the male with a characteristic white spot on the wing coverts. A very numerous wintering species from September to March, some individuals...



Chroicocephalus ridibundus

35-39 cm, sexes similar. In February, it gains the dark brown cap for the breeding season, which it then loses in July-August. Present throughout the...



Larus melanocephalus

37-40 cm, sexes similar. Compared to the black-headed gull, the beak is more massive and coral-red, it has a black head – during nesting – and...



Larus michahellis

52-58 cm, sexes similar. Grey upperparts, white lower parts. Present throughout the year and abundant, nesting in the lagoon, on the roofs of houses...



Egretta garzetta

55-65 cm, sexes similar. White plumage with long feathers on the neck and back during the breeding season. Present throughout the year round, nesting...



Larus canus

40-46 cm, sexes similar. It is smaller than the black-headed gull. Present from November to April, numerous in some winters, it frequents the sea,...



Anas plathyrhynchos

50-60 cm. With marked dimorphism, this is the ancestor of the domestic duck. Present throughout the year, it is very adaptable, frequenting both...



Phalacrocorax aristotelis

68-78 cm, sexes similar. It has a short tuft that appears in adults in winter and early spring. Present throughout the year, it becomes rare in...



Alcedo atthis

17-19 cm, sexes similar. Blue upperparts, red underparts with large, dark beak dark and very short tail, which in flight makes it resemble a...



Tringa nebularia

30-34 cm, sexes similar. Grey above, whitish beneath, slightly upturned and relatively large beak. Present throughout the year, scarce from mid-May...



Tringa totanus

24-27 cm, sexes similar. Grey-brown uppers, lighter beneath with evident white bar on the wings, darker in breeding season; red beak and legs....



Calidris alpina

17-21 cm, sexes similar. Characteristic black belly and rufous uppers, grey in winter. It is the most numerous wader during wintering and forms large...



Actitis hypoleucos

18 to 20.5 cm light brown uppers. white on the lower parts. The wings have a narrow light-coloured bar and are often blocked briefly in flight....



Pluvialis squatarola

26-29 cm, sexes similar. Grey plumage, black and white on the under parts during the breeding season. Grey in winter with characteristic black...



Buteo buteo

48-56 cm, sexes similar, plumage varies widely, generally brown with light patches. Present all year round, most numerous even in the largest lagoon...



Hirundo rustica

17-21 cm, sexes similar. Black upperparts, red throat and whitish belly. Present from March to April and from September to October, it nests in rural...



Mergus serrator

52-58 cm, the male with dark green head and white neck, the female with reddish head. Present during wintering, it is frequent during the spring...



Sterna hirundo

34-37 cm, sexes similar. Light grey upperparts and white underparts, with black cap and red beak. It is the classic tern, frequent from April to...



Gavia arctica

63-75 cm, sexes similar. In winter the plumage is dark grey above, whitish underneath; the beak is more massive and held flat compared to the...



Gavia stellata

55-67 cm, sexes similar. In winter, the plumage is grey, and whitish underneath. Present in winter at sea and in the deepest areas of the lagoons....



Morus bassanus

85-97 cm, sexes similar, the adults being black and white and juveniles all black: this is the largest seabird normally observed in the...



Podiceps cristatus

46-51 cm, sexes similar. Grey upper part, whitish beneath, while in its nuptial plumage it reveals obvious tufts on the head and below the eyes....



Podiceps nigricollis

28-34 cm, sexes similar. Grey and off-white in winter, in March it has a black neck and a yellow tuft behind a red eye. Present from August to April,...



Tachibaptus ruficollis

23-29 cm, sexes similar, brown in winter, black with rufous cheeks in the breeding season. Present throughout the year, it nests in freshwater...



Upupa epops

25-29 cm, sexes similar, orange plumage striped with black, erectile crest on the head, flickering flight. Present from April to September and fairly...



Tadorna tadorna

55-65 cm, white in appearance with a dark red beak with tubercle in the male. Present throughout the year, it frequents areas subject to tide and...



Other hotspots

A series of sandbanks that have not been stabilized by man-made structures...

n. 38
The island, home to a Marian sanctuary and to a community of Franciscan friars,...
n. 30

The easternmost part of the Grado lagoon has been mostly drained and the...

n. 26

Beyond the “fosa” to the west of Grado begins the Banco...

n. 33
The Isonzato is the last tributary of the Isonzo. It collects spring water and...
n. 25
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