Title Utjecaj ribolova na koraljne grebene
Title (english) The impact of fishing on coral reefs
Author Rea Profaca
Mentor Svjetlana Krstulović Šifner (mentor)
Committee member Marin Ordulj (predsjednik povjerenstva)
Committee member Svjetlana Krstulović Šifner (član povjerenstva)
Committee member Frane Škeljo (član povjerenstva)
Granter University of Split (University Department of Marine Studies) Split
Defense date and country 2019-09-24, Croatia
Scientific / art field, discipline and subdiscipline BIOTECHNICAL SCIENCES Agronomy
Abstract U ovom radu opisan je utjecaj ribolova na koraljne grebene. Koraljni grebeni su staništa velikog broja vrsta riba, mekušaca i rakova koji su nezamjenjiv izvor proteina za lokalno stanovništvo, kao i značajan izvor prihoda zbog visokih tržišnih vrijednosti. Gospodarski najznačajnije su ribe iz porodica Serranidae i Lutjanidae, a veliku ulogu imaju i beskralježnjaci, posebice jastozi (Panulirus argus, Jasus edwardii), morski trpovi (koljeno Echinodermata), morski puž Trochus nilocticus i hobotnica (Octopus vulgaris). Izlov na grebenu najčešće se obavlja automatiziranim i ručnim povrazima, parangalima i vršama, dok je pridnena povlačna mreža koća zabranjena. Osim navedenog, iskorištavanje koraljnih grebena provodi se i nedozvoljenim, ali profitabilnim metodama, poput ribolova eksplozivom ili korištenjem otrova poput cijanida. Kontrola ribolova provodi se primjenom različitih, više ili manje uspješnih mjera, a za očuvanje i obnovu živog svijeta koraljnih grebena do sada su se pokazala najučinkovitijima proglašenja zaštićenih morskih područja. Budućnost koraljnih grebena je neizvjesna zbog niza negativnih, uglavnom antropogenih utjecaja te će stoga trebati uložiti znatne napore kako bi se osigurala dugoročna održivost ovih jedinstvenih i bogatih morskih zajednica.
Abstract (english) This thesis presents the impact of fishing on coral reefs. Coral reefs are habitats of a large number of species of fish, molluscs and crustaceans, which are an irreplaceable source of protein for the local population as well as a significant source of income due to high market values. Commercially most important are fish of the families Serranidae and Lutjanidae, and invertebrates, especially lobsters (Panulirus argus, Jasus edwardii), sea cucumbers (phylum Echinodermata), the sea snail Trochus nilocticus and the common octopus (Octopus vulgaris). Fishing on the reef is most often performed by automated or manual lines, longlines and traps, while use of bottom trawl nets is prohibited. In addition, the exploitation of coral reefs is carried out by illegal but profitable methods such as fishing with dynamite, or use of poisons such as cyanide. Fisheries controls are carried out by applying different, more or less successful measures, and proclamation of protected marine areas appears to be the most effective method for conservation and restoration of coral reefs so far. The future of coral reefs is uncertain due to a number of negative, mostly anthropogenic impacts and therefore considerable efforts will be required to ensure the long-term sustainability of these unique and rich marine communities.
Keywords
koraljni grebeni
ribolov
ribolovni resursi
akvakultura
upravljanje
Keywords (english)
coral reefs
fisheries
aquaculture
fishery resources
management
Language croatian
URN:NBN urn:nbn:hr:226:643765
Study programme Title: Marine Fishery Study programme type: university Study level: undergraduate Academic / professional title: sveučilišni/a prvostupnik/prvostupnica (baccalaureus/baccalaurea) inženjer/inženjerka morskog ribarstva (sveučilišni/a prvostupnik/prvostupnica (baccalaureus/baccalaurea) inženjer/inženjerka morskog ribarstva)
Type of resource Text
File origin Born digital
Access conditions Access restricted to students and staff of home institution
Terms of use
Public note Živa bogatstva mora I
Created on 2020-01-03 07:37:46