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EMPAFISH Booklet no. 1 Ecological effects of Atlanto-Mediterranean MPAs in the EU 13 Gulf of Castellamare General features Legal Status Fishery reserve (trawl ban area) International Recognition -- Foundation Text Regional act of Sicily no. 25/1990 Legal References GURS no. 38, 11 th August 1990 Relevant Administration Sicilian autonomous regional government Management Body Regional Department of Fisheries Consultative Committee Regional Consultative committee for fisheries Main Marine Species Alloteuthis media, Argentina sphyraena, Arnoglossus laterna, Lepidotrigla cavillone, Lophius budegassa, Merluccius merluccius, Mullus barbatus, Pagellus erythrinus, Parapenaeus longirostris, Spicara flexuosa, Trachurus spp. Marine Area Surface No trawl area: 20,000 ha Web page -- Regulations Activities No trawl area Forbidden Trawling Regulated - Allowed All activities Other Management Initiatives Artificial reefs (under the management of the local Consorzio di ripopolamento ittico) Contacts 72 Regional Department of Fisheries, Palermo http://www.regione.sicilia.it/cooperazione/pesca Gulf of Castellamare: ecological studies � General o Habitat, environment and naturalistic studies Arena & Bombace (1970) were the first researchers who investigated the benthic and fish assemblages of the Gulf’s shelf and upper slope. Their study is still a source of precious information on the benthic communities of the trawlable bottoms in the area. Later on, faunistic studies were carried out on invertebrates (Orlando & Palazzi 1985; D’Anna 1986; Chemello & D’Anna 1986; Pipitone et al. 1990; Sparla et al. 1992; Lo Brutto & Sparla 1993; Bello et al. 1994; Giacobbe et al. 1994; Estevez Ojea et al. 1996) as well as on fish (Mazzola 1988; Mazzola et al. 1990; Pipitone et al. 1997a; Vega Fernandez et al. 2003). Coastal pollution and filter feeder communities related to
EMPAFISH Booklet no. 1 Ecological effects of Atlanto-Mediterranean MPAs in the EU anthropogenic wastes were also studied in the central side of the Gulf (Calvo & Genchi 1989; D’Anna et al. 1985; D’Anna et al. 1990; Riggio et al. 1992; Riggio et al. 1994). A few studies were carried out on the rocky bottom assemblages of the Zingaro Reserve (Riggio et al. 1985; Sparla & Riggio 1990; Badalamenti et al. 1992a, 1992b; Suriano et al. 1992), which is a partially protected area located along the west side of the Gulf. Several studies were conducted to investigate the oceanographic features of the area, but very few data have been published (Genovese 1996). o Aquaculture In the 1990’s the Gulf’s coastal zone has been used for pilot studies in the open sea culture of fish and bivalves (Mazzola 1993, 1996; Sorvillo et al. 1993, 1994; Mazzola et al. 1996; Vega Fernandez et al. 2003); offshore cages are now used for the culture of bass and bream and for the stabulation of bluefin tuna. The co-occurrence of artificial reefs, offshore cages and trawl ban make the Gulf a particularly complex area under the aspect of fisheries and coastal management (Pipitone et al. 2004). o Feeding ecology of fishes Several studies have been carried out on fish species at the fishery reserve of Castellammare (Badalamenti et al. 1993b; Pepe et al. 1996; Lipari et al. 1998; Pepe et al. 1998). The diet of Dipodus annularis, Lithognathus mormyrus and Mullus barbatus have been investigated in the Artificial Reef Area and in Control Areas while for Diplodus sargus and D. vulgaris data only exists for the Artificial Reef Area. Furthermore, the daily food intake of M. barbatus and D. annularis has been estimated. Results show that only D. vulgaris has a strong trophic link with the artificial substrates and that the other species depend more on the surrounding soft substrates and on the Cymodocea nodosa seagrass meadow nearby for food. M. barbatus has a circadian feeding rhythm, with peaks of stomach fullness after dawn and before dusk. Food consumption varies from approximately 2 and 6 percent of the body weight and depends on seasons. D. annularis has only one peak during the middle of the day and does not feed at night. Food consumption is about 3% of the body weight. Data are also available on the diet and on the daily food consumption for the juveniles of Seriola dumerili hovering underneath FADs (Badalamenti et al. 1995b; Badalamenti et al. 1998). � The fishery reserve o Effect on fish biomass The first study on the effect of the year-round trawl ban imposed on the Gulf of Castellammare was carried out in 1994 (Pipitone et al. 1996, 1997b, 2000). To assess the effect of the ban on the abundance of demersal resources, CPUEs from experimental trawl surveys carried out before the ban (spring 73
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ECOLOGICAL EFFECTS OF MARINE PROTEC
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Project nº SSP8-006539 EMPAFISH Eu
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Foreword Marine Protected Areas (MP
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