TABLE 4.

Temporal trends in genetic N_e estimates

	Linkage disequilibrium (LD)				Cohort model
River	Yr		LD-	95% C.I.	G	C	n			95% C.I.
Biscay Bay	1983	64	567	(330–1,842)
	1988	73	467	(307–933)
	1994	81	∞	(1,203–∞)
Conne	1976	40	488	(205–∞)
	1980	45	345	(186–1,761)	4.8	53.8	1	22	804	(281–∞)
	1986	49	3,342	(446–∞)
	1998	67	2,729	(582–∞)
	2003	96	2,008	(728–∞)	4.8	60.9	3	29	791	(305–∞)
Gander	1951	76	2,774	(786–∞)
	1978	67	1,300	(522–∞)	5.4	33.8	6	22	1,766	(311–∞)
	1984	76	∞	(1,409–∞)
	1996	68	∞	(986–∞)	5.4	36.5	2	31	1,270	(389–∞)
	2003	100	∞	(1,838–∞)
Middle Brook	1982	70	417	(269–879)	5.2	41.2	4	19	331	(147–∞)
	1990	50	237	(159–450)
	1997	81	498	(322–1,041)	5.1	41.7	3	27	1,616	(334–∞)
	2004	101	318	(248–435)
Northeast River	1974	50	∞	(1,141–∞)
	1980	74	400	(243–1,017)
	1988	81	46	(42–51)
	1997	77	149	(121–192)
Northeast Brook	1985	50	42	(35–51)	5.1	37.9	4	17	251	(96–∞)
	1991	65	43	(38–50)
	1997	65	143	(101–227)	5.2	39.2	3	23	438	(142–∞)
	2003	52	222	(127–712)
Sandhill	1967	63	2,418	(571–∞)	6.7	44.8	5	20	1,215	(191–∞)
	1973	64	3,784	(688–∞)
	1994	85	∞	(1,855–∞)	6.7	44.8	2	35	1,050	(390–∞)
	2003	127	1,588	(837–11,712)
Terra Nova	1978	71	∞	(4,464–∞)
	1984	74	1,020	(503–90,655)
	1991	80	622	(402–1,317)
Western Arm Brook	1971	42	∞	(477–∞)
	2004	100	∞	(1,702–∞)

LD- refers to estimates based on single samples using the program LDNe (Waples and Do 2008) and reflects estimates for cohorts grouped before and after the marine fisheries closure (1992). estimates are based on n cohort comparisons (and period-specific parameters G and C).