Tiger Snake

Highly variable in color. Responsible for many bites in southern Australia. Antivenom widely available.

FamilyElapidae

GenusNotechis

RegionOceaniaSoutheastern Australia, Tasmania

Photo: Bruce Deagle · Source: iNaturalist · License: CC BY 4.0

Tiger Snake

Photo: Bruce Deagle · Source: iNaturalist · License: CC BY 4.0

Tiger Snake

Danger Score

Final Danger Score

Venom Core

Lethality weighted 55% (potency × yield). Clinical weighted 45% (real-world CFR).

0.55 × 84 + 0.45 × 10091.2

Modifiers

Multiplicative scalers - amplify or reduce existing danger, can't create it from nothing.

× Speed (1.01)92.1

× Delivery (1.00)92.1

× Encounter (0.96)88.4

Speed = antivenom window. Delivery = fang efficiency. Encounter = exposure × temperament.

Score88

Venom Profile

Type

NeurotoxicAffects the nervous system; disrupts nerve-muscle communication and can cause paralysis or respiratory failure.,HemotoxicTargets blood and circulatory system; disrupts clotting and can cause bleeding disorders.,MyotoxicDamages muscle tissue, causing myonecrosis (muscle death) and contributing to long-term morbidity.

Venom Yield

Moderate

Venom Speed

Quick

Delivery Method

Fixed front fangs

Potency (SC Equivalent)

0.060mg/kg LD50

Max Dry Yield

35mg dry

Clinical Severity

Fatality (Untreated)

40-60%

WHO Importance

Cat. 1

Local Effects

Pain at bite site

Neurological

Numbness or tingling, Paralysis, Difficulty breathing

Blood

Coagulopathy

Causes of Death

Respiratory failure, Massive internal bleeding