Cave bug

The nonpoisonous Cave bug is not to be confused with the poisonous Cave crawler.

Cave bugs can be assigned as Slayer assignments, and require level 7 Slayer to kill. They regenerate extremely quickly. Bring food if you are below level 20 because of their quick regeneration.

Locations

 * Lumbridge Swamp Caves (lvl 6)
 * Dorgesh-Kaan South Dungeon (lvl 6 & 96)
 * Chaos Tunnels

Runes

 * Water rune (1-22)
 * Earth rune
 * Nature rune (1-2)

Herbs

 * Grimy guam (common)
 * Grimy marrentill
 * Grimy tarromin
 * Grimy avantoe
 * Grimy kwuarm
 * Grimy cadantine
 * Grimy lantadyme
 * Grimy harralander
 * Grimy ranarr
 * Grimy irit
 * Grimy dwarf weed

Herblore ingredients

 * Eye of newt
 * Limpwurt root
 * Snape grass
 * Red spiders' eggs
 * Unicorn horn dust

Other

 * Coins (3-8)
 * Candle
 * Candle lantern
 * Tinderbox
 * Woad leaf
 * Swamp weed

Herbs

 * Grimy harralander
 * Grimy irit
 * Grimy kwuarm
 * Grimy marrentill
 * Grimy ranarr

Runes

 * Water rune (1-167)
 * Earth rune (1-147)
 * Fire rune (1-36)
 * Nature rune (1-8)

Other

 * Coins (2-30)
 * Clue scroll (level 1)
 * Uncut Gems
 * Water battlestaff (rare)
 * Nature talisman
 * Half of a key
 * Shield left half (rare)
 * swamp weed (very common)

Trivia

 * The level 6 version can restore up to 30 life points in between attacks.
 * This is the highest level monster to drop a level 1 clue scroll, at level 96.