Table 1.

Dispersal-related aquatic macroinvertebrate traits included in the DISPERSE database.

Trait	Categories
Maximum body size (cm)	<0.25
	≥0.25–0.5
	≥0.5–1
	≥1–2
	≥2–4
	≥4–8
	≥8
Female wing length (insects only) (mm)	<5
	≥5–10
	≥10–15
	≥15–20
	≥20–30
	≥30–40
	≥40–50
	≥50
Wing pair type (insects only)	1 pair + halters
	1 pair + elytra or hemielytra
	1 pair + small hind wings
	2 similar-sized pairs
Life-cycle duration	≤1 year
	>1 year
Adult life span	<1 week
	≥1 week–1 month
	≥1 month–1 year
	≥1 year
Lifelong fecundity (number of eggs per female)	<100
	≥100–1000
	≥1000–3000
	≥3000
Potential number of reproductive cycles per year	<1
	1
	>1
Dispersal strategy	Aquatic active
	Aquatic passive
	Aerial active
	Aerial passive
Propensity to drift	Rare/catastrophic
	Occasional
	Frequent