From the Giovanni del Muro (Giò de Mur) Channel towards Porto S. Andrea

Description

Proceeding from Porto Buso along the Litoranea Veneta network of waterways, we follow the meandering course of the Giovanni del Muro channel, “Giò de Mur” to the locals. The whole area is surrounded by huge expanses of seagrass, especially Cymodocea nodosa, which really come into their own at low tide when duck, heron and sandpiper search for food as these plants emerge from the water. The area is rich in fish, as numerous nets laid out around the channel suggest. The channel makes its way around the island of Sant’Andrea, whose salt marshes and spinneys can be made out in the distance. About halfway to Porto S. Andrea the channel is met by another leading to Marano, but this is shallow and poorly marked and therefore best avoided at low tide. If this watercourse is followed to Marano in favourable conditions, at a certain point the island of S. Piero, consisting of an old dune covered with white poplars and a favourite nesting site for cormorants, looms up on the right. Just after, the channel meets the banks of Valle Grotari, an abandoned “valle” (fishing reserve) that now hosts important breeding colonies of heron and pygmy cormorants, while the Marano wharfs and new fish market can be seen on the left. A few more bends down the Litoranea and we come to Toppi di Punta Grossa, not far from Porto S. Andrea.

Habitats

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



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...



The hunting of waterfowl often takes place alongside fishing and is exercised from the hides (botti) that are buried in small islets almost flush...



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...



Phalacrocorax pygmaeus

45-55 cm, sexes similar. It is present throughout the year and nests in colonies, associating with various species of herons in some groves of the...



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...



Melanitta fusca

51-58 cm, dark plumage, black in the male, with distinctive white speculum. Present during the winter and migration at sea and in the deeper lagoon...



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...



Bucephala clangula

Bucephala clangula (local names: moro, moreto, quatro oci) 40-48 cm, the male with a black head and characteristic white patch below the eyes....



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....



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

Proceeding from Porto Buso along the Litoranea Veneta network of waterways,...

n. 41

The island of S. Andrea, consisting of a ribbon of sand with low dunes and...

n. 44

A straight channel leads to the confluence of the spring-fed Ausa and Corno...

n. 39

The Lovato or Bevazzana canal cuts straight from the Marano lagoon to the...

n. 51

An area of shoals and rather cramped stretches of lagoon stretches to the...

n. 47
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