Tunisian reservoirs: diagnosis and biological potentialities

Mullets fisheries and fry stocking in reservoirs in Tunisia

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Table 3

Trophic status of some Tunisian reservoirs stocked with mullet's fry.

		Carlson and Simpson, 1996		Burns and Bryers, 2000		OCDE, 1982

Hydrological basins	Reservoirs	TSI_C	Trophic status	TSI_B	Trophic status	Chl a	Trophic status	PT	Trophic status	References
North East	L	52.57	Eutrophic	4.55	Eutrophic	1.21	Oligotrophic	180	Hypertrophic	El Herry, 2008
	BM	64.52	Eutrophic-hypereutrophic	5.70	Supertrophic	6.86	Mesotrophic	230	Hypertrophic	Fathalli, 2012
Extreme North Ichkeul	J	62.59	Eutrophic-hypereutrophic	5.48	Supertrophic	3.38	Mesotrophic	950	Hypertrophic	Limama, 2003
	S	53.55	Eutrophic	4.57	Eutrophic	0.66	Oligotrophic	218	Hypertrophic	Bel haj Zekri, 2003
Madjerda	SSM	55.79	Eutrophic	4.73	Eutrophic	5.11	Mesotrophic	100	Eutrophic	Ben Romdhane, 2015
	BMt*	54.36	Eutrophic	4.66	Eutrophic	4.94	Mesotrophic	57	Eutrophic	Sellami et al., 2010
Central west	N	52.86	Eutrophic	4.68	Eutrophic	5.20	Mesotrophic	60	Eutrophic	Sellami et al., 2016
	SS*	55.66	Eutrophic	4.81	Eutrophic	6.8	Mesotrophic	55	Eutrophic	Sellami et al., 2010

L: Lebna; BM: Bir Mcherga; J: Joumine; S: Sejnene; SSM: Sidi Salem; BMt: Béni Mtir; NB: Nabhena; SS: Sidi Saâd.

TSI_C. Carlson and Simpson index 1996; TSI_B. Burns and Bryers index 2000.

* Values calculated from Chl a and P_T (Sellami et al., 2010).

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