Identification of critical essential habitat for demersal fish in the Gulf of Guinea

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Table 5

Habitat suitability models fit.

Species and life stage			Model of presence-absence (A)					Model of positive density (B)
		Descriptors	DoF	Deviance	Pr(>Chi)	AIC	ED(%)	DoF	Deviance	Pr(>Chi)	AIC	ED(%)
i) Epinephelus aeneus
	Juvenile	NULL	2076	2102	–	2104	–	423	376	–	1156	–
	Juvenile	Period						422	362	5.4E-05	1142	3.72
	Juvenile	+Bathymetry^a	2067	1885	7.2E-42	1905	10.34
	Juvenile	+River mouth	Not significant
	Adult	NULL	2076	1934	–	2104	–	365	359	–	1035	–
	Adult	Period	2075	1834	1.7E-23	1838	5.16	364	342	1.9E-05	1020	4.73
	Adult	+Bathymetry^a	2066	1686	1.9E-27	1708	12.83
	Adult	+River mouth	2065	1682	4.8E-02	1706	13.03	363	337	2.7E-02	1017	6.00
ii) Pseudotolithus senegalensis
	Juvenile	NULL	2076	1912	–	1914	–	358	2172	–	1669	–
	Juvenile	Period	2075	1892	5.4E-06	1435	1.08	357	2134	5.7E-03	1665	1.76
	Juvenile	+Bathymetry^b,c	2069	1399	3.7E-103	1415	26.83	355	1779	4.0E-16	1603	18.12
	Juvenile	+River mouth	2068	1383	5.3E-05	1401	27.68
	Adult	NULL	2076	2058	–	1914	–	407	2003	–	1811	–
	Adult	Period	2075	2039	1.3E-05	2043	0.93	406	1926	2.7E-05	1797	3.80
	Adult	+Bathymetry^b,c	2069	1501	5.4E-113	1517	27.07	404	1745	7.9E-10	1761	12.84
	Adult	+River mouth	2068	1492	2.6E-03	1510	27.51
iii) Pagellus bellottii
	Juvenile	NULL	2076	2879	–	2881	–	1020	5907	–	4694	–
	Juvenile	Period	2075	2864	1.0E-04	2868	0.52
	Juvenile	+Bathymetry^a,b	2066	2439	8.6E-86	2461	15.26	1014	5335	3.9E-21	4602	9.68
	Juvenile	+River mouth	Not significant
	Adult	NULL	2076	2678	–	2881	–	1358	8681	–	6381	–
	Adult	Period	2075	2657	3.3E-06	2661	0.81	1357	8657	4.0E-02	6379	0.28
	Adult	+Bathymetry^a,b	2066	2327	1.2E-65	2349	13.12	1351	7811	4.8E-29	6251	10.02
	Adult	+River mouth	Not significant

DoF: degree of freedom and deviance are shown as residuals.

ED: explained deviance in %.

^{a, b, c}

: bathymetry as factor with respectively 10 classes, 7 classes, 3 classes.

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