Life cycle, population dynamics, growth and production of Abra segmentum (Mollusca, Bivalvia) at low salinities in a Mediterranean lagoon

Table 3 Comparison of literature data for various populations of Abra segmentum

Geographical area	Salinity (psu)	Temperature (°C)	Sediment	L (mm)	Lmax (mm)	N (individual m⁻²)	Laboratoty method	B (gm⁻²)	P (gm⁻²)	P:B	Authors
Morbihan Gulf, Atlantic Ocean	25–36	3.5 to >20	Mud		16						Denis (1981)
Ria Formosa Lagoon, Atlantic Ocean	36–37	12–28	Mud		9						Sprung (1994)
Prévost Lagoon, St.3, W. Mediterranean Sea	17–40		Mud	13		119	DW	0.7	1.75	2.5	Guelorget and Mazoyer-Mayere (1982)
Prévost Lagoon, St.11, W. Mediterranean Sea	17–40		Mud	6		1,220	DW	0.85	1.81	2.1	Guelorget and Mazoyer-Mayere (1982)
Prévost Lagoon, St.16, W. Mediterranean Sea	30–38		Muddy sand	9		312	DW	0.55	0.95	1.7	Guelorget and Mazoyer-Mayere (1982)
Mauguio Lagoon, St.3, W. Mediterranean Sea	m		Mud	14		2,141	DW	13.68	16.75	1.2	Guelorget and Mazoyer-Mayere (1982)
Mauguio Lagoon, St.8, W. Mediterranean Sea	m		Mud	12		4,812	DW	14.97	35.44	2.4	Guelorget and Mazoyer-Mayere (1982)
Valle Smarlacca, Adriatic Sea	14–27	0–29	Mud				AFDW		1.8–12.9		Ponti et al. (2007)
Mazoma Lagoon, Ionian Sea	14–37	8–27	Mud	14	18						Nicolaidou and Kostaki Apostolopoulou (1988)
Tsopeli Lagoon, Ionian Sea	21–38	8–29	Mud		19						Reizopoulou and Nicolaidou (2007)
Vivari Lagoon, Ionian Sea	29–40	12–34	Mud		9						Reizopoulou and Nicolaidou (2007)
Isolated area, Evros Delta, Aegean Sea	24–36	3–27	Muddy sand	17	20.12	2,408	DW	29.22	17.09	0.6	Kevrekidis and Koukouras (1992)
Monolimni Lagoon, Aegean Sea	0.5–5.5	4–29	Muddy sand	15.5	19.76	3,357	DW	21.98	73.72	3.4	Present study

m mesohaline waters, L maximum mean monthly shell length of a size group, Lmax maximum shell length, n mean annual density, DW dry weight, AFDW ash-free dry weight, B mean annual biomass, P annual production

ISSN: 1438-3888