Table 1.

Characteristics of Teredinibacter waterburyi Bs02^T and other related bacteria

Bacteria: 1, Teredinibacter waterburyi Bs02^T (data from this study); 2, Teredinibacter turnerae T7902^T (Distel et al. [1]); 3, Agarilytica rhodophyticola 017^T (Ling et al. [21]); 4, Saccharophagus degradans 2-40^T (Ekborg et al. [22]); 5, Simiduia agarivorans SA1^T (Shieh et al. [23]) ; Pseudoteredinibacter isoporae SW-11^T (Chen et al. [24]). nr, not reported.

Characteristic	1	2	3	4	5	6
Cell shape	Rods	Rods	Rods	Pleomorphic rods	Rods	Rods
Cell length (µm)	2–5	3–6	1.7–5.7	1–20	2–5	0.7–1.2
Marine salt (Mg and Ca) requirement for growth	−	+	nr	+	nr	nr
Vitamin requirement	−	−	nr	B cofactors stimulatory	nr	nr
Hydrolysis of cellulose	+	+	−	+	−	−
Hydrolysis of agar	−	−	+	+	+	−
Nitrogen fixation	−	+	−	−	−	−
Habitat	Endosymbiont of the shipworm Bankia setacea	Widely occurring endosymbiont of various shipworm species	Free-living, associated with the marine red alga Glacilaria blodgettii	Free-living, associated with salt marsh grass Spartina alterniflora	Free-living marine bacterium	Free-living, associated with coral Isopora palifera
Genome size (Mbp)	4.03*	5.38*	6.87*	5.05	4.31	nr
G+C content (mol%)	47.8	50.8	40.2	45.8	55.6	51.6

*Genome not closed