Banded Sea Krait

Amphibious sea krait with potent venom; usually docile but medically significant when handled.

FamilyElapidae

GenusLaticauda

RegionAsia, OceaniaIndo-Pacific, Southeast Asia, Oceania

Photo: Bernard DUPONT from FRANCE · Source: Wikimedia Commons · License: CC BY-SA 2.0

Banded Sea Krait

Photo: Bernard DUPONT from FRANCE · Source: Wikimedia Commons · License: CC BY-SA 2.0

Banded Sea Krait

Danger Score

Final Danger Score

Venom Core

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

0.55 × 46 + 0.45 × 4746.5

Modifiers

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

× Speed (1.01)46.9

× Delivery (1.00)46.9

× Encounter (0.78)36.6

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

Score37

Venom Profile

Type

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

Venom Yield

Very Low

Venom Speed

Quick

Delivery Method

Fixed front fangs

Potency (SC Equivalent)

0.360mg/kg LD50

Max Dry Yield

10mg dry

Clinical Severity

Fatality (Untreated)

5-15%

WHO Importance

Cat. 2

Local Effects

Pain at bite site

Neurological

Weakness or drowsiness, Paralysis, Difficulty breathing

Muscle

Muscle breakdown

Causes of Death

Respiratory failure