|
|
Thresher Shark |
| (Alopias
superciliosus) |
| Family:
ALOPIIDAE |
| |
| Vernacular
names: |
| Es:
Zorro ojón |
| Fr:
Renard à gros yeux |
| In:
Bigeye thresher |
| |
| Local
names: |
| Ecuador:
Tiburón zorro, Tiburón rabón,
Trompa de zorro, Zorro de mar, Gogotero, Rabudo |
| Mexico:
Pez zorro, Tiburón coludo, Tiburón
zorro, Zorra de mar. |
| |
| Comercial
names: |
| Thresher
shark. |
| |
| Simile
of international trade: |
| Alopias
vulpinus, A. pelagicus. |
| |
| Geographical
distribution: |
| Its
distribution goes from 32° 43' N to 05°
00' S in the Eastern Pacific Ocean |
| |
| Habitat
and biology: |
It
is found in waters of the continental platform
around the coast and also in oceanic waters. Epipelagic
and epibentic (from the surface to 500 m of depth).
Ovoviviparous. It feeds on pelagic and demersal
fish. |
| |
| Lenght: |
| Its
mean length is 300 cm (TL), though they can be specimens
of 460 - 470 cm (TL). |
| |
| Principal
ports of landing: |
| Esmeraldas,
El Matal, Manta, San Mateo, Puerto López,
Santa Rosa, Salinas, Anconcito y Puerto Bolivar. |
| |
| Types
of fisheries: |
| Artisanal. |
| |
| Fishing
season: |
| All
year round. |
| |
| Landings: |
| The
annual unloading average is 1505 tons in the artisanal
fisheries. |
| |
| Types
of vessel: |
| Fiberglass
boats |
| |
| Fishing
gear: |
|
| |
| Importance: |
| Because
of its unloadings volumes is one of the species
of shark most important in the artisanal sector.
When the prices decrease because of the existing
offer, the fishermen dont´t fish this resource.
Its flesh is of good quality. It has good demand
at local and international level. In the local markets
is sold as ¨Marlin¨. |
| |
| Use: |
|
| |
| Processing: |
| H&G: |
| Headless,
gutted, tail off and skin on. |
| |
| Packing: |
| H&G: |
| When
fresh, in waxed cardboard boxes, insulated, plastic
liner, with or without gel packs. |
| |
| Yield
(%): |
| H&G:
78 - 80 |
| |
| Chemical
Composition: |
| Proximate
composition (%), Moisture: 84,3; Fat: 0.7; Protein:
14.0 |
| |
| Types
of preparation: |
|
| |
